People buy water lanterns during the Loy Krathong Festival in Bangkok, Thailand, on Nov. 19, 2021. (Xinhua/Wang Teng)

A water lantern is seen in the Ong Ang Canal during the Loy Krathong Festival in Bangkok, Thailand, on Nov. 19, 2021. (Xinhua/Wang Teng)

People set afloat water lanterns in the Ong Ang Canal during the Loy Krathong Festival in Bangkok, Thailand, on Nov. 19, 2021. (Xinhua/Wang Teng)

People boat in the Ong Ang Canal during the Loy Krathong Festival in Bangkok, Thailand, on Nov. 19, 2021. (Xinhua/Wang Teng)

A woman prepares to set afloat a water lantern in Chao Phraya River during the Loy Krathong Festival in Bangkok, Thailand, on Nov. 19, 2021. (Xinhua/Rachen Sageamsak)

A woman prepares to set afloat a water lantern in Chao Phraya River during the Loy Krathong Festival in Bangkok, Thailand, on Nov. 19, 2021. (Xinhua/Rachen Sageamsak)

A woman prepares to set afloat a water lantern in the Ong Ang Canal during the Loy Krathong Festival in Bangkok, Thailand, on Nov. 19, 2021. (Xinhua/Wang Teng)

A woman sets afloat a water lantern in the Ong Ang Canal during the Loy Krathong Festival in Bangkok, Thailand, on Nov. 19, 2021. (Xinhua/Wang Teng)

来源：Xinhua