I love globes and I love maps. They are at the same time very educative and very decorative; I have come upon a few that are classic, some are fun, some fanciful. Take a look.
large school room style
maps and plans
learning about (almost) all the states in The States
detailed street maps
neutral maps for a monochromatic space
fun object, fun presentation
images desire to inspire, domino44, goodsdesign, via flickr