Reword gridspec

_episodes/03-plotting.md

@@ -437,8 +437,11 @@ Notice that sharing both axis automatically hid the axis on the inner subplots.
 > ## GridSpec
 >
 > If you need a finer control over the placement and arrangement of subplots,
-> `matplotlib` also provides the [`GridSpec`][gridspec-example] interface
+> `matplotlib` also provides the [`GridSpec`][gridspec] interface
 > which can be used together with `fig.add_subplot()`.
+> You can find a [gridspec example](girdspec-example) in the `matplotlib` gallery.
+>
+> ![subplots with gridspec](../fig/subplot-gridspec.png)
 {: .callout }
 
 

_includes/links.md

@@ -52,6 +52,7 @@
 [github-blog-contributing]: https://github.blog/2012-09-17-contributing-guidelines/
 [github-importer]: https://import.github.com/
 [gooey]: https://pypi.org/project/Gooey/
+[gridspec]: https://matplotlib.org/tutorials/intermediate/gridspec.html
 [gridspec-example]: https://matplotlib.org/3.1.1/gallery/subplots_axes_and_figures/gridspec_multicolumn.html
 [grus-dont-like-notebooks]: https://www.youtube.com/watch?v=7jiPeIFXb6U
 [if-name-main]: https://stackoverflow.com/a/419185