Destination for picnic and to be in the lap of nature. Situated on the Mettupalayam Coonoor-Ooty route, the falls Around 9 km from Coonoor on the Wellington road is Rallia Dam. It is a beautiful spot for trekking amidst the forest. foothills of the Nilgiris. As per the legend, a demon resided at the fort many years back hence it is otherwise called Bakasura Malai.