Datai Bay is not just a beach; it is a prehistoric sanctuary. Nestled at the foot of Mount Machincang—the oldest rock formation in Southeast Asia (formed over 500 million years ago)—the area is a biodiversity hotspot. In the early 1990s, the visionary architect Kerry Hill discovered this hidden cove. To preserve its "sacred" untouched beauty, he broke traditional resort design rules by building the famous The Datai Langkawi resort 300 meters back from the shore and 40 meters above sea level, ensuring the coastline remained completely pristine. Today, it is recognized by National Geographic as one of the Top 10 Beaches in the World. It remains a haven for rare wildlife, including Sunda colugos (flying lemurs), Dusky langurs, and Great Hornbills.