Celebrated each March in the mountain town of Nederland, Colorado (15 miles west of Boulder), this weekend-long party all started with a cryogenically frozen body and a bizarre set of circumstances to match.

BBC: Party with a frozen dead guy in the Rockies

It was a long march into the deepest part of the mountain.

NPR: 'A Tale of Music': From 'Literature from the Axis of Evil'

While the mountain can be climbed any time of year, the best season to go is between March and May, when the volatile weather is less severe.

BBC: Climbing to the top of the Philippines