World’s largest cave chamber – Mulu National Park, Sarawak

Recognised as a UNESCO World Heritage Site in 2000, Mulu National Park is home to an impressive collection of natural treasures, including razor-sharp limestone spikes called The Pinnacles, and Sarawak Chamber, the world's largest cave chamber capable of accommodating 40 Boeing 747 aircraft. Meanwhile, the Deer Cave has the world's largest cave passage as well as a unique rock formation with a silhouette that resembles the side profile of Abraham Lincoln, America's 16th President.