This is the dramatic moment a house collapsed into a swollen river amid heavy rain in northern Thailand. Footage shows a large chunk of the riverside property crumbling into the water as flash floods returned to Chiang Mai province on October 4.

Flash floods swept through a popular elephant sanctuary in northern Thailand on Thursday, forcing the evacuation of about 100 elephants and trapping dozens of tourists, amid urgent pleas for help.

In the Thai capital Bangkok, the government said Saturday it will let more water flow out of the Chao Phraya Dam in the central province of Chai Nat over the next seven days, as it risks exceeding it

Authorities and conservationists are rushing to rescue elephants, pigs and buffaloes from flash flooding in Thailand's northern Chiang Mai province, a senior official said on Friday.

The Chiang Mai city government said the water level of the Ping River, which runs along the eastern edge of the city, was at critically high levels and was rising since Friday.

Areas of a key tourist city in northern Thailand, as well as the surrounding provinces, have been flooded by swelling water levels of a major river in addition to a dam exceeding storage capacity.

Chiang Mai, Thailand’s northern city popular with tourists, has been inundated by widespread flooding as its main river overflowed its banks following heavy seasonal rainfall.

Flash flooding in popular Thai tourist hotspot Chiang Mai has killed three people, a health official said Sunday, as visitors evacuated hotels through knee-high muddy water and shops closed in the city centre.