Enlarge / Physicist Martin Bier in an aerodynamic tuck, a cycling position that reduces wind resistance. (credit: Martin Bier) Many avid bicyclists these days have hopped onto the "everesting" bandwagon, in which one rides up and down the same mountain route over and over until the total distance of one's ascents matches the elevation of Mount Everest: 8,848 meters or about 5.5 miles.