(in no particular order)
Go to Italy, see the ruins, specifically the Coliseum
Run and finish one marathon, preferably NYC
Go to Australia and walk across the Opera House Bridge
Witness Aurora Borealis
Ride the Underground (and equivalent) in London, Paris, Berlin, the El in Chicago, and a streetcar in San Francisco
Marry the most beautiful woman I know in a big wedding. And by Beauty i do not simply mean looks
Witness or participate in the running of the bulls and the Tomato Festival in Spain
Take a Gondola ride through Venice
Go to at least one Championship game for the NHL, MLB, NFL, World Cup, and an Olympic competition.
Attend an opening or closing ceremony for the Olympics
SCUBA the Great Barrier Reef
Hike 50% of the Appalachian Trail, with at least one of the trips lasting 15% of the trail
Teach my kids how to ice skate
Go to the Price is Right and try to get on
Pick up a 7-10 split
Save a life
Trip to NYC with Lindsey Pictures
Pictures from Aunt Ei's wedding and that weekend.
Spiritus Nemo Magni
If the link is giving you trouble you can read a painful text version here