Just came across this video of a free diver making a sled dive to 120m, and the release on the sled which is supposed to take him back to the surface jams!
It's amazing to see just how calm he remains - probably the only reason he's still alive - and a real lesson in why not panicing is so important underwater.
It's amazing to see just how calm he remains - probably the only reason he's still alive - and a real lesson in why not panicing is so important underwater.