Students enjoy ice and snow at the Bird's Nest(1/5)

Students enjoy a snow ball fight with their teacher at the Bird's Nest stadium during the annual Happy Ice and Snow Carnival, on Jan. 2, 2020. (Photo/chinadaily.com.cn)

More than 3,000 students from across Beijing enjoyed themselves on the first day of the annual Bird's Nest Happy Ice and Snow Carnival at the National Stadium, aka the Bird's Nest, which kicked off on Thursday and will last till Feb. 16. It offers over 20 kinds of ice and snow-based recreational games, including ice slides, skiing and snowball fights. Admission is free for children and teenagers under the age of 17, to encourage more young people to participate in winter sports.

Students from Changping No 2 High School of Beijing learn to ski on the snowy square outside the National Stadium, aka the Bird's Nest, during the annual Happy Ice and Snow Carnival, on Jan. 2, 2020. (Photo/chinadaily.com.cn)

Students slide down an ice slide at the Bird's Nest stadium during the annual Happy Ice and Snow Carnival on Jan. 2, 2020. (Photo/chinadaily.com.cn)

tudents experience skiing at the Bird's Nest stadium during the annual Bird's Nest Happy Ice and Snow Carnival, on Jan. 2, 2020. (Photo/chinadaily.com.cn)

Students play with inflatable rings on the snowy square outside the National Stadium, aka the Bird's Nest, during the annual Happy Ice and Snow Carnival, on Jan. 2, 2020. (Photo/chinadaily.com.cn)