file restored from web.archive.org (#239)

Author: pvgenuchten

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).* "
    ]