The marine biologist has done things in the ocean that would scare most people senseless. She's been alone in total darkness thousands of feet down, hovered under a Russian ship as it pinged her submarine, and been charged by huge sharks. But one thing does frighten her: the dire state of our overfished and polluted seas, something she spends every waking hour trying to change.
Famed marine expert and non-fiction author Susan Casey takes us on a deep dive into humanity’s complex connection to dolphins.
Good for the conscience, great for the surf
Waimea Bay, Hawaii
Climate change is opening up more than ice fields—it's stoking a new tourism economy.
One month exploring the reefs
Bikini Atoll, a tiny ring of islands halfway between Hawaii and Australia, is a world-class diving destination and home to one of the Pacific's last great fishing grounds. So where are all the tourists? Welcome to heaven on earth, where the vestiges of hell lie just below the surface.
Central America's best travel destinations
Is there some way to go island hopping in the South Pacific on a boat to go snorkeling? No huge cruise ships. I want a small boat with an emphasis on the water, with a taste of local culture. -Mike Hailey, ID
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