Some have been converted into homes, good example here https://www.wowhaus.co.uk/2014/09/21/on-the-market-award-winning-19th-century-martello-tower-conversion-i

Some have been converted into homes, good example here https://www.wowhaus.co.uk/2014/09/21/on-the-market-award-winning-19th-century-martello-tower-conversion-in-bawdsey-suffolk/ https://www.wowhaus.co.uk/2014/09/21/on-the-market-award-win...