
A surfer enjoys summer surfing in Ristna, at the top of Kopu Peninsula, Hiiumaa island of Estonia, July 25, 2015. People came here to enjoy extreme water sport. (Xinhua/Sergei Stepanov)

A surfer enjoys summer surfing in Ristna, at the top of Kopu Peninsula, Hiiumaa island of Estonia, July 25, 2015. People came here to enjoy extreme water sport. (Xinhua/Sergei Stepanov)