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, ...

ANCHORAGE, Alaska (WABC) -- It's called a bore tide but it's far from boring for surf enthusiasts in and around Alaska's Turnagain Arm, just outside of Anchorage. The Turnagain Arm is a waterway in ...

BUFFALO, N.Y. — Last year, onlookers observed a startling site on China’s Qiantang River: waves forming a grid-like pattern. Dubbed the “matrix tide,” this complex wave pattern was caused by the river ...

Incredible footage from Zhejiang, China, shows small boats racing alongside one of the world's largest tidal bores on the Qiantang River on Monday. Dramatic aerial footage captured the scale of the ...