The province is on the Andaman Sea and is noted for its natural beauty. There are solitary limestone peaks, both on land and in the sea. Rock climbers from all over travel to Ton Sai Beach and Railay Beach. The beaches form part of Krabi's Phra Nang Peninsula. Of the 154 islands in the province, Ko Phi Phi Leh is the most famous, since it was used in the movie The Beach. Other notable islands include Ko Phi Phi Don, part of the Phi Phi Islands, and Ko Lanta, a larger island to the south. The coast was badly damaged by thetsunami of 26 December 2004.