Professional diver Andrew Ryzebol tells PEOPLE exclusively of his risky underwater explorations 200 ... Remember as a kid when you'd try to swim across a 25-yard pool without taking a breath ...

Join us as we try to swim through a narrow underwater tunnel – will we make it or get stuck? Watch the fun and the challenge unfold! 🌊🕳️ #TunnelChallenge #UnderwaterAdventure # ...

The team, which consists of nine women, had too much fun with this routine ... on www.si.com as U.S. Artistic Swimming Team Moonwalking While Underwater Is Wildest Video of Olympics.