Water falling from trees in Lumbini

Huge People gathered at Lumbini, a birth place of Gautam Buddha. They are gather not to watch any concert, they are gathered there to watch a tree from where  water drops are falling from past few days. There must be some scientific reasons but all the peoples are taking it as religious factor. It's amazing to think that there not have any rainfall from past few days.Some of the people gathered there fill the bottle with the water falling from the tree. Watch the video posted below.