This aerial photo taken on Dec. 30, 2023 shows the view of Kuang Si waterfall in Luang Prabang, Laos. (Photo by Kaikeo Saiyasane/Xinhua)

This aerial photo taken on Dec. 30, 2023 shows people visiting the Kuang Si waterfall in Luang Prabang, Laos. (Photo by Kaikeo Saiyasane/Xinhua)

This aerial photo taken on Dec. 30, 2023 shows the view of Kuang Si waterfall in Luang Prabang, Laos. (Photo by Kaikeo Saiyasane/Xinhua)

A visitor enjoys the view of Kuang Si waterfall in Luang Prabang, Laos, Dec. 30, 2023. (Photo by Kaikeo Saiyasane/Xinhua)