Sultan Battery watch tower constructed by Tipu Sultan, is situated 4 km from Mangalore

Mangalore

Mangalore is the chief port city of the Indian state of Karnataka. It is located about west of the state capital, Bangalore. Mangalore lies between the Arabian Sea and the Western Ghat mountain ranges, and is the administrative headquarters of the Dakshina Kannada district in south western...

 City. Built in black stones, it gives the impression of a miniature fortress with its arrangements for mounting cannons all-round.

The watch tower was constructed from stones of churches destroyed by Tippu Sultan, during his 15-year imprisonment

Captivity of Mangalorean Catholics at Seringapatam

The Captivity of Mangalorean Catholics at Seringapatam was a 15-year imprisonment of Mangalorean Catholics and other Christians at Seringapatam in the Indian region of Canara by Tipu Sultan, the de facto ruler of the Kingdom of Mysore...

 of the Mangalorean Catholics and the other Christians.

There is rumored to be an as yet undiscovered cave near this location that is the entrance to a tunnel that reaches Tippu's fort in Srirangapatnam.