The world's largest indoor ski resort has officially opened in China's "City of Ice" - Harbin, the capital of Heilongjiang province, June 30, 2017. The indoor ski resort includes six ski runs with different slopes. The longest ski run is 500 meters in length, with a vertical drop of 80 meters. 3,000 customers can use the facility at any time. The indoor ski resort forms an important part of the newly-opened Wanda Cultural Tourism City or "Wanda City" in Harbin. (Photo: China News Service/Wang Shu)