I wish I could ride that far. I just bought a Mtn. Bike Friday, and have been riding it to work (2.4 miles) and it is kicking my butt. I can run 5 miles no problem, but the bike works the legs a lot different.
Shoot STR8 www.GFFAdventures.blogspot.com
Great job man! I ride my Mt bike to get into shape but nothing like what your doing!