I can't make all potential useful topics sticky, the front page would just be a long list of stickies, which is not very user-friendly. Instead, it is listed in the resources category, which you can find directly from the left-hand navigation menu (Helpful resources and FAQ link)

Today I am adding Pappy's Pub by @Shessar:

And here's Sue's Town Hall:

Personally, I've just used them as visual aids and planning aids (but then again, that's what I use most of the maps for). Isometric isn't the best for battle maps, but at least in my world, battle maps are in the minority anyway, illustrations and planning tools are much more important, and for that, isometric gives a very nice easy to understand view of the place.

One I used recently was an outside view of a ruin

Wyvern's new holiday location is now alive in the atlas. Thanks for contributing these interesting maps.