Sanjay Gandhi National Park Sanjay Gandhi National Park (SGNP), previously Borivali National Park, is a large protected area in the northern part of suburban Mumbai city in Maharashtra State in India. It encompasses an area of 104 km2 (40 sq mi) and is surrounded on three sides by India's most populous city. It is notable as one of the major national parks existing within a metropolis limit and is one of the most visited parks in the world. The rich flora and fauna of Sanjay Gandhi National Park attracts more than 2 million visitors every year. Kanheri Caves The Kanheri Caves constitute a group of rock-cut monuments that are located north of Borivali on the western outskirts of Mumbai, India. Located within the forests of the Sanjay Gandhi National Park, the caves are 6 km from the main gate and 7 km from Borivali Station. Kanheri comes from the Sanskrit Krishnagiri, which means black mountain. They were chiseled out of a massive basaltic rock outcropping. These c...