The Beijing National Aquatics Center, colloquially known as the Water Cube, Beijing, China.
The Beijing National Aquatics Center also officially known as the National Aquatics Center, and colloquially known as the Water Cube, is the aquatics center that was built alongside Beijing National Stadium on the Olympic Green for the swimming competitions of the 2008 Summer Olympics. Despite its nickname, the building is not an actual cube, but a cuboid (a rectangular box). Ground was broken on December 24, 2003, and the Center was completed and handed over for use on January 28, 2008. Swimmers at the Water Cube broke 25 world records during the 2008 Olympics.
After the 2008 Olympics the building underwent a 200 -million yuan revamp to turn half of its interior into a water park. The building officially reopened on August 8, 2010. It will host the curling competition at the 2022 Winter Olympics. it can also be used to host the short-track speed skating and figure skating competitions. Once the construction project is completed, it will take about two weeks to change the venue from a swimming pool, to an ice rink, and vice-versa.