Day 1 - Deer Cave / Lang Cave / Bats Watching - Arrive Mulu airport, meet your guide and transfer to your choice of accommodation. 12:00noon - lunch at Sg. Pala Restaurant. After lunch proceed by van to Park Headquarter to explore Deer and Lang’s Cave. Ttake the plank walk (3km) through the rainforest. Explore the largest cave passage in the world - Deer Cave and Lang's Cave. Relax at the open air observatory for an opportunity to witness the phenomenon exodus of bats out of the caves, spiralling high overhead and ascend to the sky where they will search for food. We then returned to the park HQ and transfer to Benarat Lodge (L/D)

Day 2 - Wind Cave / Clearwater Cave - Breakfast. Go by boat to the Cave Of The Winds which is tall, slender stalagmites, then on to the source of the Clearwater River, see the underground river and visit the dry passage of the Lady's Cave. Enjoy a nice swim at the Clearwater Spring. Return to Mulu airport (B)