It's spring break season and families and college students are heading to Colorado's ski resorts. You've heard of downhill skiing, cross-country skiing, but a growing trend in these areas involves people skiing uphill.
It's midday in Aspen, Colo., and uphill skier Chris Lane is on a break from work at a nonprofit. He clicks into his ski bindings and begins his 1,600 vertical foot journey uphill — on skis.
He's going against downhill traffic, so he stays on the side of the ski run.