And we don't mean this kind...
"Floating" the bed in the middle of the room is little unconventional, but worth a look. It can be a good answer to storage issues as well as lack of wall space. We kinda like how the headboard is many times a bookcase in the photos below. The bed is also many times pulled off of the wall to create a walkway.
So Chic Blog
Pottery Barn Teen
Some more food for thought from the girls of in your back pocket.