Longest bobsled (bobsleigh, luge, skeleton) track

The luge, bobsleigh and skeleton track at the Sanki Sliding Centre in Sochi, Russia, constructed for the 2014 Winter Olympics, is the world’s longest, with a maximum competition length of 0.932 miles (1.5 km). First opened in 2012, the track drops 131.9 m (432.74 ft) at an average grade of 9.3% over its 18 curves, along which riders attain speeds up to 83.9 mph (135 km/h) while watched by a maximum of 5,000 spectators. State-of-the-art ice-preparation technology ensures optimum temperature control along the entire track.