maps and map shops
Kon Tiki has an excellent painted world map as well as a beautiful Pacific Ocean map and others focused on cities.
Florian Winkler'snight sky maps are amazing.
Useful Charts has a lot of cool wall charts on a variety of topics.
Muir Way has a lot of great maps of a zillion kinds. Some ideas:
- shaded relief maps
- 3D maps
- hydrology maps
World Maps Online says their top sellers are world maps, but those seem best for classrooms. However, their historical maps are really cool and vintage looking.