A co-worker sent this to me. Very cool story about a man in his late 60's and his wife. They sold their business, cars, basically all of their posessions and biked around the world. Check it:
http://www.cnn.com/2008/US/03/12/world.bikers.irpt/index.html
now all they have left to do is:
(1) swim around the world; and
(2) run around the world.