Bougainvillea is a cute beach house in Nagaon, near Alibaug. It has a swimming pool, wooden swings, a large courtyard and comfortable rooms. It costs only INR 2,500 per night for a room for two people during monsoon. On Saturdays, however the cost is higher {INR 5,000} and would be INR 2,500 per person for a room.
Find out more here.