Starting point: Furnace Creek Ranch, Death Valley, Calif.
Distance: 127 miles
Challenge factor: Difficult (for experienced riders only; includes 35 miles of dirt roads)
Highlights: The part of the loop that takes in Badwater (270 feet below sea level), Zabriskie Point and Mosaic Canyon. The panorama from Dante’s View is mind-blowing. Meet up with other riders at Death Valley Junction and take in the show at the Amargosa Opera House.