Sandhan Valley is famous for its natural beauty and adventure activities. It is a 200-foot deep canyon located in the Sahyadri mountain range in Maharashtra, India. The valley is surrounded by rocks and boulders, with a flowing river at the bottom, making it a popular destination for trekkers, hikers, and adventure enthusiasts. Sandhan Valley is also known as the Valley of Shadows due to the narrow canyon walls that block sunlight during certain times of the day.