Cardio Week 11 3/12 - 3/18/2012:
This 5 hour cardio challenge is broken down into seconds (18,000 to be exact) and it is the best 18,000 seconds you can do for yourself.
Unlocked on Mar 18, 2012
Medals
-2012/1/100s.png
)
-2011/1/100s.png
)
