The history of loy Krathong festival is slightly obscure. First it is to ask for apology from the water goddess for having used and sometimes made rivers and canals dirty. Second it is to offer flowers candles and joss sticks as a tribute to the footprint of lord buddha on the sandy beach of the Nammatha River in India. Third it is to show gratitude to the Phra Mae Kong Ka or Mother of Water.Fourth it is to wash away the previous year's misfortunes.