The world keeps getting smaller and smaller - Anonymous sperm donor tracked down via internet - by his 15 year old son.
What's especially interesting about this is the forensic possibilities for crime scene investigations.
(Anyone remember 'Gataca' - when they sweep the building for a DNA sample after someone was killed?)

Is this kind of like the American version of the African tribal tradition of having to kill a lion with a spear to become a man? - Man battles buck with his bare hands, and wins

Urban Legends Reference Pages: Photo Gallery (Grand Canyon Skywalk)

I'm game if you're game - Grand Canyon Skywalk