Ko Samui, Thailand’s second largest island, lies in the Gulf of Thailand off the east coast of the Kra Isthmus. It’s known for its palm-fringed beaches, coconut groves and dense, mountainous rainforest, plus luxury resorts and posh spas. The landmark 12m-tall golden Big Buddha statue at Wat Phra Yai Temple is located on a tiny island connected to Ko Samui by a causeway.
Phuket, a rainforested, mountainous island in the Andaman Sea, has some of Thailand’s most popular beaches, mostly situated along the clear waters of the western shore. The island is home to many high-end seaside resorts, spas and restaurants. Phuket City, the capital, has old shophouses and busy markets. Patong, the main resort town, has many nightclubs, bars and discos.