Credits
Produced by Alexandra Garcia, Mika Gröndahl, Joe Ward, Graham Roberts, Mike Bostock and Tom Giratikanon
Narration by Zena Barakat
Photographs by Natacha Pisarenko/AP, Oliver Lang/AFP/Getty Images, Richard Heathcote/Getty Images, Matt Campbell/EPA
Sources: Terry Gudzowsky, president of ISC/IBG Group and Udo Gurgel, master track designer; Point-of-view video from United States Luge Association; Chris Mazdzer
Published: Feb. 8, 2014