According to legend, Am Chua is the place the goddess Thien Y A Na descended on earth. She was the one who taught the people how to farming, weaving, giving presents... bring peaceful sufficient life to the people. To commemorate her merits and pray for good weather, good harvests ... people have built the temple, organize the annual festival (from 1st to 3rd of the third lunar month), called Thien Y A Na Festival or Am Chua Festival.
The festival consists of two parts, the rites and the festival. After the lion dance and beating drum to open the festival, the festival begins with traditional rituals and offering incense to express the gratitude with the Goddess. Then, the groups arranged to the central chamber to offer and dance ball. It can be affirmed that, Am Chua festival is the place to reserve the most traditional rituals of Vietnamese people in Khanh Hoa.