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rocket festival

n. A festival in which rockets are set off, especially as celebrated in Laos and north-east Thailand to welcome the start of the rainy season.

Wikipedia
Rocket Festival

A Rocket Festival (, ) is a merit-making ceremony traditionally practiced by ethnic Lao people throughout much of Isan and Laos, in numerous villages and municipalities near the beginning of the wet season. Celebrations typically include preliminary music and dance performances, competitive processions of floats, dancers and musicians on the second day, and culminating on the third day in competitive firings of home-made rockets. Local participants and sponsors use the occasion to enhance their social prestige, as is customary in traditional Buddhist folk festivals throughout Southeast Asia.

Festival period : April - June (various local area ) The Festival most famous and widely know and have special program and specific local pattern of Bung Fai or Parade dance and Beautiful Bung Fai float in Thailand such as Yasothon The second weekend of May, Suwannaphum District, Roi Et The first weekend of June, Phanom Phrai District Roi Et Full moon of seventh month in Lunar year's calendar in each year. Not only found Bung Fai festival found in Isan or Northeasthern of Thailand and North of Thailand and Laos only,also has found some people who moved to Amphoe Sukirin Narathiwat has Bung Fai festival at there too.