Daredevils Try to Outrun Monster Tidal Waves

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. Xu Kangping / EPA

. 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. Reuters

. Several people on a motorcycle try to take evasive action. Reuters

. A group of people get up after failing to outrun the wave. Reuters

. Visitors fall to the ground after being hit by a wave. Reuters