diff --git a/doc/devel/testing.rst b/doc/devel/testing.rst
index fdf619ca853d..1054589bdf34 100644
--- a/doc/devel/testing.rst
+++ b/doc/devel/testing.rst
@@ -266,7 +266,8 @@ example <https://travis-ci.org/msabramo/matplotlib>`_.
 Using tox
 ---------
 
-`Tox <http://tox.testrun.org/>`_ is a tool for running tests against
+`Tox <https://tox.readthedocs.io/en/latest/>`_ is a tool for running
+tests against
 multiple Python environments, including multiple versions of Python
 (e.g., 2.7, 3.4, 3.5) and even different Python implementations
 altogether (e.g., CPython, PyPy, Jython, etc.)
diff --git a/doc/resources/index.rst b/doc/resources/index.rst
index b58df6f54f23..73b40630f47d 100644
--- a/doc/resources/index.rst
+++ b/doc/resources/index.rst
@@ -37,10 +37,6 @@
  Videos
 =======
 
-* `Getting started with Matplotlib
-  <http://showmedo.com/videotutorials/video?name=7200090&fromSeriesID=720>`_
-  by `unpingco <http://showmedo.com/videotutorials/?author=6237>`_
-
 * `Plotting with matplotlib <http://www.youtube.com/watch?v=P7SVi0YTIuE>`_
   by Mike Müller
 
diff --git a/doc/users/colormaps.rst b/doc/users/colormaps.rst
index 407faad5c036..2c2476007dc0 100644
--- a/doc/users/colormaps.rst
+++ b/doc/users/colormaps.rst
@@ -186,6 +186,6 @@ References
 .. [mycarta-lablinear] http://mycarta.wordpress.com/2012/12/06/the-rainbow-is-deadlong-live-the-rainbow-part-5-cie-lab-linear-l-rainbow/
 .. [mycarta-cubelaw] http://mycarta.wordpress.com/2013/02/21/perceptual-rainbow-palette-the-method/
 .. [bw] http://www.tannerhelland.com/3643/grayscale-image-algorithm-vb6/
-.. [colorblindness] http://aspnetresources.com/tools/colorBlindness
+.. [colorblindness] http://www.color-blindness.com/
 .. [asp] http://aspnetresources.com/tools/colorBlindness
 .. [IBM] http://www.research.ibm.com/people/l/lloydt/color/color.HTM
diff --git a/doc/users/prev_whats_new/whats_new_1.0.rst b/doc/users/prev_whats_new/whats_new_1.0.rst
index bc7a336b3065..940aac6e362c 100644
--- a/doc/users/prev_whats_new/whats_new_1.0.rst
+++ b/doc/users/prev_whats_new/whats_new_1.0.rst
@@ -69,7 +69,7 @@ figures since the last call.  Eric has done a lot of testing on the
 user interface toolkits and versions and platforms he has access to,
 but it is not possible to test them all, so please report problems to
 the `mailing list
-<http://mail.python.org/mailman/listinfo/matplotlib users>`__
+<https://mail.python.org/mailman/listinfo/matplotlib-users>`__
 and `bug tracker
 <http://github.com/matplotlib/matplotlib/issues>`__.