Hin Ta and Hin Yai, also known as Grandfather and Grandmother Rocks, are two natural rock formations located on the coast of Lamai Beach on the island of Ko Samui, Thailand. These rocks have been sculpted over centuries by natural erosion, taking on shapes resembling male and female genitalia.Local legend has it that these rocks were created by an elderly couple who were shipwrecked on these lands and were petrified into this shape as a symbol of their union. Since then, the rocks have become a symbol of fertility and good luck for locals and a curious attraction for visitors.Today, Hin Ta and Hin Yai have become one of the most popular attractions on Ko Samui. Visitors can admire the rocks up close and take fun and unusual photos. The surrounding area is well equipped with souvenir stores, restaurants and bars where you can enjoy a meal or drink with a unique view of the sea and rocks.A visit to Hin Ta and Hin Yai is a fun and unusual experience that mixes myth, natural beauty, and a touch of humor. The history and peculiar shape of the rocks make this attraction unique and a must-see for many tourists visiting Ko Samui.