The Kolaba Fort was constructed by Shivaji Maharaja. It is located 2 km inside the sea. Holidaymakers can make their holidays in the fort only during low tide.

The fort comprises of sweet water well in the centre. There are many synagogues and munitions along guns which face the sea. The fort is approximately 300 years old.

Sculptures of tigers, peacocks, and elephants on the entranceway arch can be seen. Close to the gate there are shrines of Mahishasura and Padmavathi and other gods along with fort deity. A Ganesha temple was constructed in front of the sweet water tank in 1759.

A token entry fee for the holidaymakers is charged by the Archaeological Survey of India.