Utility tunnel to service Beijing Winter Olympics venue runs through (1/3)

A view of the newly-constructed underground utility tunnel that will service the Beijing 2022 Winter Olympics venue in Yanqing District, Beijing, Jan. 7, 2019. The corridor, which passes through a mountain, including electricity, water supply pipes, and TV and communications cables. (Photo/VCG)

A view of the newly-constructed underground utility tunnel that will service the Beijing 2022 Winter Olympics venue in Yanqing District, Beijing, Jan. 7, 2019. The corridor, which passes through a mountain, including electricity, water supply pipes, and TV and communications cables. (Photo/VCG)

A view of the newly-constructed underground utility tunnel that will service the Beijing 2022 Winter Olympics venue in Yanqing District, Beijing, Jan. 7, 2019. The corridor, which passes through a mountain, including electricity, water supply pipes, and TV and communications cables. (Photo/VCG)