1) Sea fort 
Padmadurg, also known as Kasa fort, is a fort in Maharashtra, India. It was built by the great Maratha ruler King Shivaji to the northwest of the fort Janjira. It was built mainly to conquer the forJanjira. The main part of fort is still in good condition. This fort can be accessed by boats. Boats are mainly available from Murud-Koliwada (Mahadev ...