Everybody is soaking wet and screaming. Only your guide remains calm. No water park can match the thrills of riding Canada's surging, churning waters in what's known as "tidal bore rafting". In Nova ...

Deep in the wilds of Alaska lies the Turnagain Arm – aka “one of the world’s biggest bore tides.” It’s a waterway, not too far from Anchorage, naturally constructed between two snow-coated slopes, ...

Occurring on only a few dozen rivers around the world, tidal bores are as rare as they are intriguing. Michael Berry outlines the science behind this natural phenomenon and describes his sighting in ...