The huge tidal wave, which pushed up from ... at the time of the high tide determine how big the waves get. The scale of the Severn Bore is graded between five and one, depending on the size.

Red Bull athlete Tom Bridge, swapped his kitesurf for a longboard to surf the peak of the famous Severn Bore on Wednesday ... tells the untold angle to the big global stories across news, viral ...

China’s Qiantang River has the world’s largest tidal bore, which can go up to 30 feet high and 25 miles per hour. The strongest bores are formed in the fall, making the region a hotspot for ...

The moon causes a tidal bore that reverses the flow of the river and slows the earth’s spin each day These Brazilians are about to surf in a very unlikely place: the Amazon River. During full ...