Cupcake Hill - 5 sprints

3/18/16, miner's ravine trail - cupcake hill, 1730 - 21:40
1) 1:02, rest 3:29
2) 1:03, rest 3:10
3) 1:13, rest 4:17
4) 1:21, rest 4:35
5) 1:24
Total workout time 21:40