With its year-round sun and excellent visibility, the waters of the Caribbean offer some of the best scuba diving in the ...

Underwater in the Chicago River’s main branch downtown — a space not many humans, even locals, are familiar with firsthand — Tim Rooney, 57, felt the rumble of the “L” in his bones. On Sunday morning, ...

Known to some as the “Freshwater Everest,” if you want to explore this mountain, you don’t go up, you go down. In the middle of Lake Superior, near the boundary between Canadian and US waters, sits ...

Crystal River, in the town of the same name on the west-central coast of the US state of Florida, is dubbed the ‘Manatee ...