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Waves caused by a tidal bore create a popular spectator sport in the Chinese city of Hangzhou.
Tide spectators react to a high wave hitting the bank of the Qiantang river in Hangzhou, China, on Aug. 13, 2014.
Onlookers run away as waves caused by a tidal bore surge past a barrier on the banks of the river in China's Zhejiang province.
Several people on a motorcycle try to take evasive action.
A group of people get up after failing to outrun the wave.
Visitors fall to the ground after being hit by a wave.