diff --git a/workshop/jupyter/content/notebooks/03-coordinate-reference-systems.ipynb b/workshop/jupyter/content/notebooks/03-coordinate-reference-systems.ipynb
index b25611a..9927c8f 100644
--- a/workshop/jupyter/content/notebooks/03-coordinate-reference-systems.ipynb
+++ b/workshop/jupyter/content/notebooks/03-coordinate-reference-systems.ipynb
@@ -29,7 +29,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "![Geodesic Datum](https://upload.wikimedia.org/wikipedia/commons/thumb/b/b2/Gloabl_and_Regional_Ellipsoids.svg/640px-Gloabl_and_Regional_Ellipsoids.svg.png)\n",
+    "![Geodesic Datum](images/Global_and_Regional_Ellipsoids.png)\n",
     "    \n",
     "*Sketch of geodesic datums positioned relative to the Earth's surface. Source: [Wikipedia](https://en.wikipedia.org/wiki/Geodetic_datum).* "
    ]
diff --git a/workshop/jupyter/content/notebooks/images/Global_and_Regional_Ellipsoids.png b/workshop/jupyter/content/notebooks/images/Global_and_Regional_Ellipsoids.png
new file mode 100644
index 0000000..c7a4e4d
Binary files /dev/null and b/workshop/jupyter/content/notebooks/images/Global_and_Regional_Ellipsoids.png differ