diff --git a/include/boost/fusion/algorithm/iteration/ext_/fold_s.hpp b/include/boost/fusion/algorithm/iteration/ext_/fold_s.hpp
index 13908f97..f991d03c 100644
--- a/include/boost/fusion/algorithm/iteration/ext_/fold_s.hpp
+++ b/include/boost/fusion/algorithm/iteration/ext_/fold_s.hpp
@@ -8,7 +8,7 @@
 #define BOOST_FUSION_FOLD_S_HPP_INCLUDED
 
 #include <boost/fusion/algorithm/iteration/fold.hpp>
-#include <boost/fusion/view/ext_/segmented_fold_until.hpp>
+#include <boost/fusion/support/segmented_fold_until.hpp>
 
 namespace boost { namespace fusion { namespace detail
 {
diff --git a/include/boost/fusion/algorithm/iteration/ext_/for_each_s.hpp b/include/boost/fusion/algorithm/iteration/ext_/for_each_s.hpp
index cf9d72c2..8d9173aa 100644
--- a/include/boost/fusion/algorithm/iteration/ext_/for_each_s.hpp
+++ b/include/boost/fusion/algorithm/iteration/ext_/for_each_s.hpp
@@ -9,7 +9,7 @@
 
 #include <boost/fusion/support/void.hpp>
 #include <boost/fusion/algorithm/iteration/for_each.hpp>
-#include <boost/fusion/view/ext_/segmented_fold_until.hpp>
+#include <boost/fusion/support/segmented_fold_until.hpp>
 
 namespace boost { namespace fusion { namespace detail
 {
diff --git a/include/boost/fusion/algorithm/query/ext_/find_if_s.hpp b/include/boost/fusion/algorithm/query/ext_/find_if_s.hpp
index 70a484cc..863d806a 100644
--- a/include/boost/fusion/algorithm/query/ext_/find_if_s.hpp
+++ b/include/boost/fusion/algorithm/query/ext_/find_if_s.hpp
@@ -10,7 +10,7 @@
 #include <boost/type_traits/remove_const.hpp>
 #include <boost/fusion/algorithm/query/find_if.hpp>
 #include <boost/fusion/sequence/intrinsic/end.hpp>
-#include <boost/fusion/view/ext_/segmented_fold_until.hpp>
+#include <boost/fusion/support/segmented_fold_until.hpp>
 
 namespace boost { namespace fusion { namespace detail
 {
diff --git a/include/boost/fusion/algorithm/query/ext_/find_s.hpp b/include/boost/fusion/algorithm/query/ext_/find_s.hpp
index f95a230a..a1a1f904 100644
--- a/include/boost/fusion/algorithm/query/ext_/find_s.hpp
+++ b/include/boost/fusion/algorithm/query/ext_/find_s.hpp
@@ -10,7 +10,7 @@
 #include <boost/type_traits/remove_const.hpp>
 #include <boost/fusion/algorithm/query/find.hpp>
 #include <boost/fusion/sequence/intrinsic/end.hpp>
-#include <boost/fusion/view/ext_/segmented_fold_until.hpp>
+#include <boost/fusion/support/segmented_fold_until.hpp>
 
 namespace boost { namespace fusion { namespace detail
 {
diff --git a/include/boost/fusion/container/ext_/tree.hpp b/include/boost/fusion/container/ext_/tree.hpp
index d1e777d0..8d62a20a 100644
--- a/include/boost/fusion/container/ext_/tree.hpp
+++ b/include/boost/fusion/container/ext_/tree.hpp
@@ -19,12 +19,12 @@
 #include <boost/fusion/container/vector/vector10.hpp>
 #include <boost/fusion/support/sequence_base.hpp>
 #include <boost/fusion/support/category_of.hpp>
-#include <boost/fusion/sequence/intrinsic/ext_/segments.hpp>
-#include <boost/fusion/sequence/intrinsic/ext_/segmented_size.hpp>
-#include <boost/fusion/support/ext_/is_segmented.hpp>
-#include <boost/fusion/view/ext_/segmented_iterator.hpp>
-#include <boost/fusion/view/ext_/segmented_begin.hpp>
-#include <boost/fusion/view/ext_/segmented_end.hpp>
+#include <boost/fusion/sequence/intrinsic/segments.hpp>
+#include <boost/fusion/sequence/intrinsic/detail/segmented_size.hpp>
+#include <boost/fusion/support/is_segmented.hpp>
+#include <boost/fusion/iterator/segmented_iterator.hpp>
+#include <boost/fusion/sequence/intrinsic/detail/segmented_begin.hpp>
+#include <boost/fusion/sequence/intrinsic/detail/segmented_end.hpp>
 
 namespace boost { namespace fusion
 {
diff --git a/include/boost/fusion/view/ext_/detail/reverse_cons.hpp b/include/boost/fusion/container/list/detail/reverse_cons.hpp
similarity index 100%
rename from include/boost/fusion/view/ext_/detail/reverse_cons.hpp
rename to include/boost/fusion/container/list/detail/reverse_cons.hpp
diff --git a/include/boost/fusion/iterator.hpp b/include/boost/fusion/iterator.hpp
index 9aeb6a39..f8d5958a 100644
--- a/include/boost/fusion/iterator.hpp
+++ b/include/boost/fusion/iterator.hpp
@@ -9,6 +9,7 @@
 
 #include <boost/fusion/iterator/iterator_facade.hpp>
 #include <boost/fusion/iterator/iterator_adapter.hpp>
+#include <boost/fusion/iterator/segmented_iterator.hpp>
 #include <boost/fusion/iterator/advance.hpp>
 #include <boost/fusion/iterator/deref.hpp>
 #include <boost/fusion/iterator/distance.hpp>
diff --git a/include/boost/fusion/iterator/segmented_iterator.hpp b/include/boost/fusion/iterator/segmented_iterator.hpp
new file mode 100644
index 00000000..5e446f5c
--- /dev/null
+++ b/include/boost/fusion/iterator/segmented_iterator.hpp
@@ -0,0 +1,12 @@
+/*=============================================================================
+    Copyright (c) 2011 Eric Niebler
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(BOOST_FUSION_SEGMENTED_ITERATOR_HPP_INCLUDED)
+#define BOOST_FUSION_SEGMENTED_ITERATOR_HPP_INCLUDED
+
+#include <boost/fusion/iterator/segmented_iterator/segmented_iterator.hpp>
+
+#endif
diff --git a/include/boost/fusion/view/ext_/detail/begin_impl.hpp b/include/boost/fusion/iterator/segmented_iterator/detail/begin_impl.hpp
similarity index 94%
rename from include/boost/fusion/view/ext_/detail/begin_impl.hpp
rename to include/boost/fusion/iterator/segmented_iterator/detail/begin_impl.hpp
index d5fd90a3..b66f9939 100644
--- a/include/boost/fusion/view/ext_/detail/begin_impl.hpp
+++ b/include/boost/fusion/iterator/segmented_iterator/detail/begin_impl.hpp
@@ -13,9 +13,9 @@
 #include <boost/fusion/container/generation/make_cons.hpp>
 #include <boost/fusion/sequence/intrinsic/begin.hpp>
 #include <boost/fusion/sequence/intrinsic/end.hpp>
-#include <boost/fusion/support/ext_/is_segmented.hpp>
-#include <boost/fusion/view/ext_/detail/end_impl.hpp>
-#include <boost/fusion/view/ext_/segmented_fold_until.hpp>
+#include <boost/fusion/support/is_segmented.hpp>
+#include <boost/fusion/iterator/segmented_iterator/detail/end_impl.hpp>
+#include <boost/fusion/support/segmented_fold_until.hpp>
 
 namespace boost { namespace fusion { namespace detail
 {
diff --git a/include/boost/fusion/view/ext_/detail/end_impl.hpp b/include/boost/fusion/iterator/segmented_iterator/detail/end_impl.hpp
similarity index 93%
rename from include/boost/fusion/view/ext_/detail/end_impl.hpp
rename to include/boost/fusion/iterator/segmented_iterator/detail/end_impl.hpp
index 5e7eee56..44a7ef5e 100644
--- a/include/boost/fusion/view/ext_/detail/end_impl.hpp
+++ b/include/boost/fusion/iterator/segmented_iterator/detail/end_impl.hpp
@@ -13,8 +13,8 @@
 #include <boost/fusion/view/iterator_range.hpp>
 #include <boost/fusion/container/list/cons.hpp>
 #include <boost/fusion/sequence/intrinsic/end.hpp>
-#include <boost/fusion/sequence/intrinsic/ext_/segments.hpp>
-#include <boost/fusion/support/ext_/is_segmented.hpp>
+#include <boost/fusion/sequence/intrinsic/segments.hpp>
+#include <boost/fusion/support/is_segmented.hpp>
 
 namespace boost { namespace fusion { namespace detail
 {
diff --git a/include/boost/fusion/view/ext_/detail/next_impl.hpp b/include/boost/fusion/iterator/segmented_iterator/detail/next_impl.hpp
similarity index 99%
rename from include/boost/fusion/view/ext_/detail/next_impl.hpp
rename to include/boost/fusion/iterator/segmented_iterator/detail/next_impl.hpp
index 7428d2ac..b83a858b 100644
--- a/include/boost/fusion/view/ext_/detail/next_impl.hpp
+++ b/include/boost/fusion/iterator/segmented_iterator/detail/next_impl.hpp
@@ -13,7 +13,7 @@
 #include <boost/fusion/container/list/cons.hpp>
 #include <boost/fusion/iterator/next.hpp>
 #include <boost/fusion/iterator/deref.hpp>
-#include <boost/fusion/view/ext_/detail/begin_impl.hpp>
+#include <boost/fusion/iterator/segmented_iterator/detail/begin_impl.hpp>
 
 namespace boost { namespace fusion
 {
diff --git a/include/boost/fusion/view/ext_/detail/segment_sequence.hpp b/include/boost/fusion/iterator/segmented_iterator/detail/segment_sequence.hpp
similarity index 95%
rename from include/boost/fusion/view/ext_/detail/segment_sequence.hpp
rename to include/boost/fusion/iterator/segmented_iterator/detail/segment_sequence.hpp
index cae4e5df..2a31ab01 100644
--- a/include/boost/fusion/view/ext_/detail/segment_sequence.hpp
+++ b/include/boost/fusion/iterator/segmented_iterator/detail/segment_sequence.hpp
@@ -10,8 +10,8 @@
 #include <boost/mpl/bool.hpp>
 #include <boost/type_traits/remove_reference.hpp>
 #include <boost/fusion/support/tag_of.hpp>
-#include <boost/fusion/sequence/intrinsic/ext_/segments.hpp>
-#include <boost/fusion/sequence/intrinsic/ext_/segmented_size.hpp>
+#include <boost/fusion/sequence/intrinsic/segments.hpp>
+#include <boost/fusion/sequence/intrinsic/detail/segmented_size.hpp>
 
 namespace boost { namespace fusion
 {
diff --git a/include/boost/fusion/view/ext_/segmented_iterator.hpp b/include/boost/fusion/iterator/segmented_iterator/segmented_iterator.hpp
similarity index 88%
rename from include/boost/fusion/view/ext_/segmented_iterator.hpp
rename to include/boost/fusion/iterator/segmented_iterator/segmented_iterator.hpp
index 238e1679..cd889647 100644
--- a/include/boost/fusion/view/ext_/segmented_iterator.hpp
+++ b/include/boost/fusion/iterator/segmented_iterator/segmented_iterator.hpp
@@ -4,8 +4,8 @@
     Distributed under the Boost Software License, Version 1.0. (See accompanying
     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 ==============================================================================*/
-#if !defined(BOOST_FUSION_SEGMENTED_ITERATOR_HPP_INCLUDED)
-#define BOOST_FUSION_SEGMENTED_ITERATOR_HPP_INCLUDED
+#if !defined(BOOST_FUSION_SEGMENTED_ITERATOR_SEGMENTED_ITERATOR_HPP_INCLUDED)
+#define BOOST_FUSION_SEGMENTED_ITERATOR_SEGMENTED_ITERATOR_HPP_INCLUDED
 
 #include <boost/mpl/equal.hpp>
 #include <boost/mpl/transform.hpp>
@@ -18,9 +18,9 @@
 #include <boost/fusion/iterator/deref.hpp>
 #include <boost/fusion/iterator/equal_to.hpp>
 #include <boost/fusion/sequence/intrinsic/begin.hpp>
-#include <boost/fusion/view/ext_/detail/next_impl.hpp>
-#include <boost/fusion/view/ext_/segmented_begin.hpp>
-#include <boost/fusion/view/ext_/segmented_end.hpp>
+#include <boost/fusion/iterator/segmented_iterator/detail/next_impl.hpp>
+#include <boost/fusion/sequence/intrinsic/detail/segmented_begin.hpp>
+#include <boost/fusion/sequence/intrinsic/detail/segmented_end.hpp>
 #include <boost/fusion/container/vector/convert.hpp>
 
 namespace boost { namespace fusion
diff --git a/include/boost/fusion/sequence/intrinsic.hpp b/include/boost/fusion/sequence/intrinsic.hpp
index 8c5f4abd..0d60d962 100644
--- a/include/boost/fusion/sequence/intrinsic.hpp
+++ b/include/boost/fusion/sequence/intrinsic.hpp
@@ -14,6 +14,7 @@
 #include <boost/fusion/sequence/intrinsic/end.hpp>
 #include <boost/fusion/sequence/intrinsic/front.hpp>
 #include <boost/fusion/sequence/intrinsic/has_key.hpp>
+#include <boost/fusion/sequence/intrinsic/segments.hpp>
 #include <boost/fusion/sequence/intrinsic/size.hpp>
 #include <boost/fusion/sequence/intrinsic/value_at.hpp>
 #include <boost/fusion/sequence/intrinsic/at_key.hpp>
diff --git a/include/boost/fusion/view/ext_/segmented_begin.hpp b/include/boost/fusion/sequence/intrinsic/detail/segmented_begin.hpp
similarity index 93%
rename from include/boost/fusion/view/ext_/segmented_begin.hpp
rename to include/boost/fusion/sequence/intrinsic/detail/segmented_begin.hpp
index 7f36ae36..3184474d 100644
--- a/include/boost/fusion/view/ext_/segmented_begin.hpp
+++ b/include/boost/fusion/sequence/intrinsic/detail/segmented_begin.hpp
@@ -7,7 +7,7 @@
 #if !defined(BOOST_FUSION_SEGMENTED_BEGIN_HPP_INCLUDED)
 #define BOOST_FUSION_SEGMENTED_BEGIN_HPP_INCLUDED
 
-#include <boost/fusion/view/ext_/detail/begin_impl.hpp>
+#include <boost/fusion/iterator/segmented_iterator/detail/begin_impl.hpp>
 
 namespace boost { namespace fusion
 {
diff --git a/include/boost/fusion/view/ext_/segmented_end.hpp b/include/boost/fusion/sequence/intrinsic/detail/segmented_end.hpp
similarity index 94%
rename from include/boost/fusion/view/ext_/segmented_end.hpp
rename to include/boost/fusion/sequence/intrinsic/detail/segmented_end.hpp
index ac52d149..584b60fe 100644
--- a/include/boost/fusion/view/ext_/segmented_end.hpp
+++ b/include/boost/fusion/sequence/intrinsic/detail/segmented_end.hpp
@@ -8,7 +8,7 @@
 #define BOOST_FUSION_SEGMENTED_END_HPP_INCLUDED
 
 #include <boost/fusion/container/list/cons.hpp>
-#include <boost/fusion/view/ext_/detail/end_impl.hpp>
+#include <boost/fusion/iterator/segmented_iterator/detail/end_impl.hpp>
 
 namespace boost { namespace fusion
 {
diff --git a/include/boost/fusion/sequence/intrinsic/ext_/segmented_size.hpp b/include/boost/fusion/sequence/intrinsic/detail/segmented_size.hpp
similarity index 94%
rename from include/boost/fusion/sequence/intrinsic/ext_/segmented_size.hpp
rename to include/boost/fusion/sequence/intrinsic/detail/segmented_size.hpp
index 721756c4..1ee72720 100644
--- a/include/boost/fusion/sequence/intrinsic/ext_/segmented_size.hpp
+++ b/include/boost/fusion/sequence/intrinsic/detail/segmented_size.hpp
@@ -18,8 +18,8 @@
 #include <boost/fusion/mpl/clear.hpp>
 #include <boost/fusion/mpl/push_front.hpp>
 #include <boost/fusion/sequence/intrinsic/size.hpp>
-#include <boost/fusion/sequence/intrinsic/ext_/segments.hpp>
-#include <boost/fusion/support/ext_/is_segmented.hpp>
+#include <boost/fusion/sequence/intrinsic/segments.hpp>
+#include <boost/fusion/support/is_segmented.hpp>
 
 namespace boost { namespace fusion
 {
diff --git a/include/boost/fusion/sequence/intrinsic/ext_/segments.hpp b/include/boost/fusion/sequence/intrinsic/segments.hpp
similarity index 82%
rename from include/boost/fusion/sequence/intrinsic/ext_/segments.hpp
rename to include/boost/fusion/sequence/intrinsic/segments.hpp
index 16f2bfa4..77ed0773 100644
--- a/include/boost/fusion/sequence/intrinsic/ext_/segments.hpp
+++ b/include/boost/fusion/sequence/intrinsic/segments.hpp
@@ -11,6 +11,10 @@
 
 namespace boost { namespace fusion
 {
+    // Special tags:
+    struct sequence_facade_tag;
+    struct iterator_range_tag;
+
     // segments: returns a sequence of sequences
     namespace extension
     {
@@ -20,6 +24,16 @@ namespace boost { namespace fusion
             template <typename Sequence>
             struct apply {};
         };
+
+        template <>
+        struct segments_impl<sequence_facade_tag>
+        {
+            template <typename Sequence>
+            struct apply : Sequence::template segments<Sequence> {};
+        }; 
+
+        template <>
+        struct segments_impl<iterator_range_tag>;
     }
 
     namespace result_of
diff --git a/include/boost/fusion/support.hpp b/include/boost/fusion/support.hpp
index 012ee107..f1cad29a 100644
--- a/include/boost/fusion/support.hpp
+++ b/include/boost/fusion/support.hpp
@@ -10,6 +10,7 @@
 #include <boost/fusion/support/category_of.hpp>
 #include <boost/fusion/support/is_iterator.hpp>
 #include <boost/fusion/support/is_sequence.hpp>
+#include <boost/fusion/support/is_segmented.hpp>
 #include <boost/fusion/support/iterator_base.hpp>
 #include <boost/fusion/support/pair.hpp>
 #include <boost/fusion/support/sequence_base.hpp>
diff --git a/include/boost/fusion/support/ext_/is_segmented.hpp b/include/boost/fusion/support/is_segmented.hpp
similarity index 79%
rename from include/boost/fusion/support/ext_/is_segmented.hpp
rename to include/boost/fusion/support/is_segmented.hpp
index 63330a4a..ba571dc5 100644
--- a/include/boost/fusion/support/ext_/is_segmented.hpp
+++ b/include/boost/fusion/support/is_segmented.hpp
@@ -13,24 +13,27 @@ namespace boost { namespace fusion
 {
     // Special tags:
     struct sequence_facade_tag;
-    struct boost_tuple_tag; // boost::tuples::tuple tag
-    struct boost_array_tag; // boost::array tag
-    struct mpl_sequence_tag; // mpl sequence tag
-    struct std_pair_tag; // std::pair tag
     struct iterator_range_tag;
 
     namespace extension
     {
-        template<typename Tag>
+        template <typename Tag>
         struct is_segmented_impl
         {
-            template<typename Sequence>
+            template <typename Sequence>
             struct apply
               : mpl::false_
             {};
         };
 
-        template<>
+        template <>
+        struct is_segmented_impl<sequence_facade_tag>
+        {
+            template <typename Sequence>
+            struct apply : Sequence::is_segmented {};
+        };
+
+        template <>
         struct is_segmented_impl<iterator_range_tag>;
     }
 
diff --git a/include/boost/fusion/view/ext_/segmented_fold_until.hpp b/include/boost/fusion/support/segmented_fold_until.hpp
similarity index 99%
rename from include/boost/fusion/view/ext_/segmented_fold_until.hpp
rename to include/boost/fusion/support/segmented_fold_until.hpp
index 990c0042..b5e0299f 100644
--- a/include/boost/fusion/view/ext_/segmented_fold_until.hpp
+++ b/include/boost/fusion/support/segmented_fold_until.hpp
@@ -24,8 +24,8 @@
 #include <boost/fusion/iterator/value_of.hpp>
 #include <boost/fusion/iterator/equal_to.hpp>
 #include <boost/fusion/iterator/next.hpp>
-#include <boost/fusion/support/ext_/is_segmented.hpp>
-#include <boost/fusion/sequence/intrinsic/ext_/segments.hpp>
+#include <boost/fusion/support/is_segmented.hpp>
+#include <boost/fusion/sequence/intrinsic/segments.hpp>
 
 // fun(rng, state, context)
 //  rng: a non-segmented range
diff --git a/include/boost/fusion/view/ext_/segmented_iterator_range.hpp b/include/boost/fusion/view/iterator_range/detail/segmented_iterator_range.hpp
similarity index 98%
rename from include/boost/fusion/view/ext_/segmented_iterator_range.hpp
rename to include/boost/fusion/view/iterator_range/detail/segmented_iterator_range.hpp
index d8ab40ca..80c000c7 100644
--- a/include/boost/fusion/view/ext_/segmented_iterator_range.hpp
+++ b/include/boost/fusion/view/iterator_range/detail/segmented_iterator_range.hpp
@@ -15,15 +15,15 @@
 #include <boost/fusion/sequence/intrinsic/end.hpp>
 #include <boost/fusion/iterator/next.hpp>
 #include <boost/fusion/iterator/deref.hpp>
-#include <boost/fusion/sequence/intrinsic/ext_/segments.hpp>
-#include <boost/fusion/sequence/intrinsic/ext_/segmented_size.hpp>
+#include <boost/fusion/sequence/intrinsic/segments.hpp>
+#include <boost/fusion/sequence/intrinsic/detail/segmented_size.hpp>
 #include <boost/fusion/algorithm/transformation/push_back.hpp>
 #include <boost/fusion/algorithm/transformation/push_front.hpp>
 #include <boost/fusion/view/iterator_range.hpp>
 #include <boost/fusion/iterator/equal_to.hpp>
-#include <boost/fusion/view/ext_/segmented_iterator.hpp>
-#include <boost/fusion/view/ext_/detail/reverse_cons.hpp>
-#include <boost/fusion/view/ext_/detail/segment_sequence.hpp>
+#include <boost/fusion/iterator/segmented_iterator.hpp>
+#include <boost/fusion/container/list/detail/reverse_cons.hpp>
+#include <boost/fusion/iterator/segmented_iterator/detail/segment_sequence.hpp>
 
 //  Invariants:
 //  - Each segmented iterator has a stack
diff --git a/test/sequence/ext_/iterator_range_s.cpp b/test/sequence/ext_/iterator_range_s.cpp
index 4aea3ae5..33c63446 100644
--- a/test/sequence/ext_/iterator_range_s.cpp
+++ b/test/sequence/ext_/iterator_range_s.cpp
@@ -12,7 +12,7 @@
 #include <boost/fusion/container/ext_/tree.hpp>
 #include <boost/fusion/container/generation/make_vector.hpp>
 #include <boost/fusion/view/iterator_range/iterator_range.hpp>
-#include <boost/fusion/view/ext_/segmented_iterator_range.hpp>
+#include <boost/fusion/view/iterator_range/detail/segmented_iterator_range.hpp>
 #include <boost/fusion/sequence/comparison/equal_to.hpp>
 #include <boost/fusion/sequence/io/out.hpp>
 #include <boost/fusion/sequence/intrinsic/size.hpp>