Mulu National Park offers a number of different things to do and for people of differing levels of fitness.
Canopy Walk
Deer Cave
Lang Cave
Lang Cave was a bit similar to Wind Cave. At the end is a circular path showing many coral like formations.
Clearwater Cave
Wind Cave
Wind Cave is probably the prettiest of the Caves available at Mulu. There are many coral like limestone formations offering a fairy tale type landscape.