More than 8,000 vertical feet of downhill cycling lies between competitors and victory. If the descent isn't challenging enough, racers have to take on each stage—the super-downhill, the cross-country race, the chainless downhill, and the regular downhill—all on the same bike.

Our precious ski hills come in all shapes and sizes—and we love ’em for it. Here, a look at some of the numbers behind our winter playgrounds.