Hum Hum
Hum Hum (), known by locals as Cheetah Falls (), is a waterfall in the Razkandi reserve forest in Kamalganj, Moulvibazar District, Bangladesh. It was discovered in late 2010 by a group of tourists wandering in the remote jungle with tourist guide Shyamal Deva Barma. The height of the waterfall is about . References

Waterfalls of Bangladesh
Kamalganj Upazila