What does it take to push past your limits and take on the world’s toughest open-water swims? In this episode of Swimming the Strait, I sit down with Caitlin O’Reilly, who—at the time of our conversation—was on her journey to completing the Ocean’s Seven, one of the most grueling endurance challenges in open-water swimming.

Since then, she has made history as the youngest person ever to complete it. We talk about the mental and physical battles, the resilience needed to keep going, and the lessons she’s learned along the way. From brutal currents to freezing waters, Caitlin’s story is all about grit, determination, and the pursuit of something bigger than yourself.

Joining us is Rebecca Hollingsworth, an ultra marathon swimmer whose impressive resume includes some of the most challenging swims in the world.

Today, we'll dive deep into Rebecca's inspiring story, exploring the challenges, triumphs, and unwavering determination that drive her to push the limits of what's possible in the world of swimming. Get ready for an episode filled with motivation, incredible feats, and the relentless spirit of a true marathon swimmer.

Welcome to episode 7. Today’s guest studies the Ocean for a living, he has spent half of his life traveling the world to do so an, has dunked himself into almost frozen water in the coldest place on Earth. Join us on a conversation about all things oceanography and swimming in cold water.