This is Rainbow Falls , a must visit place for all Adventure lovers. How to reach , Guwahati to Shillong via cab. From Shillong take a transport to tyrna village. Approx 2 hours ride. Try to reach early in the morning. And from tyrna it's a road trek. Amazing surroundings , the hidden waterfall is famous for rainbow crossing the flow. That you only will see while on the top of the rock in front of the mountain.