I find other map projections interesting because things appear so distorted to us. Here's one from https://storymaps.arcgis.com/stories/756bcae18d304a1eac140f19f4d5cb3d
Look at South America on this map. We assume our Mercator projection is mostly right when in fact, Greenland is way too large and Africa is way too small and Antartica is virtually shapeless. And here are two fun projections highlighting the Atlantic and Pacific Oceans.