Adam Walker is not your everyday record-breaking sportsman. He took on arguably the toughest extreme sport on the planet - to swim non-stop across seven of the world's deadliest oceans wearing only swim trunks, cap and goggles. Always intriguing, sometimes terrifying, and occasionally very funny, Adam's story is about sport in its truest form.
Extreme swimmer Adam Walker reveals how he swam unaided across 7 of the world's open oceans. He has been attacked by sharks, saved by dolphins and scarred by a deadly man o'war, but his spirit has never been broken.
