The gymnastics floor at the 2016 Olympics has literal springs beneath it.

On Aug. 7, Al Trautwig told viewers of NBC’s gymnastics coverage that they’d be advised to watch Simone Biles’ floor routine. “This is a bouncy floor,”

Justin Spring - Floor Exercise - 2008 Olympic Trials - Day 2 - Men

Simone Biles Expected to Dominate in Rio Olympics

Simone Biles takes lead at U.S. Olympic gymnastics trials - Los Angeles Times

Simone Biles Wins Record-Tying 4th Olympic Gold at Rio

How The World's Greatest Gymnast Became Inevitable

Why Are Gymnasts So Flexible?

MyKayla Skinner's motivation for Tokyo: her Rio Olympic experience - NBC Sports

After 14 years and several injury recoveries, Dallas gymnast - and uneven bars wiz - Madison Kocian is ready for Rio

Olympic Gold Medalist Gabby Douglas Halts Long-Awaited Return to Gymnastics

Gymnastics - Wikipedia

Gymnastics-Missteps on the mat before Biles' spectacular exit