Journalist Tarquin Cooper interviews Jill for Redbull. 
Diving inside underwater caves would be most people’s idea of hell. For Jill Heinerth, it’s heaven.
Canadian underwater explorer Jill Heinerth has dived in some of the most extreme locations on planet earth, from underwater caves to icebergs in the frigid waters off Antarctica. But she’s not in it for the kicks but to bring back valuable knowledge of our fresh water systems. See images and read more.
