The beautiful starry sky above a yard in a tulou or earthen building in Fujian province. [Photo provided to chinadaily.com.cn]

Sitting in a yard surrounded by earthen buildings and viewing the starry sky is a cherished memory of childhood. However, the bustling city life has kept many people from enjoying the stars. Now, the dark night sky has become a symbol of romance, a mysterious natural phenomenon attracting people to explore it.