The "Tooth of the Buddha" refers to a sacred relic believed to be a tooth of Siddhartha Gautama, who became known as Buddha. This relic is highly revered in Buddhism and is said to symbolize the Buddha's teachings and enlightenment. The most famous relic is housed in the Temple of the Tooth in Kandy, Sri Lanka. This temple attracts thousands of pilgrims and tourists each year, as it plays a significant role in the religious and cultural life of the country, particularly during the annual Esala Perahera festival.