With monkeys crashing through the trees, peacocks strutting their stuff, elephants grazing the grasslands and the elusive Sri Lankan leopard shadowing the undergrowth, Yala National Park is a vast region of woodland and open patches of grassland, and one of Sri Lanka’s jewels.

Borneo’s Gunung Mulu World Heritage Area is located in the Malaysian state of Sarawak and was declared a World Heritage Site in 2005 by UNESCO. Little known, the park is one of the most majestic and thrilling nature destinations anywhere in Southeast Asia. In fact, few national parks anywhere in the world pack so many natural wonders into such a small area.

After days spent exploring the famous and exquisite temples of the incredibly diverse archeological site, captivating Angkor, by bicycle and on foot, you will see that one of the most pressing issues facing rural villagers around the Siem Reap and Angkor area is a lack of clean water.

Designated a World Heritage site in 1994, Vietnam’s Halong Bay is an atmospheric and mystical landscape of more than 2,000 limestone islets. It’s often compared to Guilin in China or Krabi in southern Thailand, but in reality it is much more spectacular.