A performer climbs a ladder of knives, a traditional custom of the Dong ethnic group, in Tianzhu county, Southwest China's Guizhou province, Aug 7, 2016. [Photo/Chinanews.com]

The first Tianzhu culture and art festival of the Dong ethnic group opened in Tianzhu county of Southwest China's Guizhou province on Sunday.

The festival spotlights performances based on intangible cultural heritage, like folk drama, which attract a large number of tourists.