THIS SIX-STOREY watch tower in Tynemouth, Northumberland, operational in both world wars and recently featured in a Tyne Tees TV documentary, was converted into a home in 1960. It has one room to each floor, beginning with the 15ft 6in breakfast kitchen and leading up to the first-floor dining room. There is a circular bathroom on the second and the master bedroom on the third. You'll be fit by the time you reach the lounge on the fourth floor, with its views over Tynemouth Priory and the coast. From a fifth-floor bedroom there is a fitted ladder leading to the top- floor sitting area and sun terrace. The price is pounds 120,000 through GA Town & Country (0191-258 0699).
ACTON CASTLE, six miles from Penzance, is a turreted grade II listed building converted into eight apartments, one of which is for sale. Built by John Stackhouse with instructions that it must face St Michael's Mount, the castle has long views of the bay as far as Newlyn, Mousehole and Penzance. All the fittings have been custom-designed and built according to the listing restrictions. The flat has a 36ft-by-17ft drawing room with stone mullioned windows and a kitchen area with a slate floor, maple worktop and butcher's block and fitted appliances. There are two parking spaces and there are also communal gardens. The price is pounds 115,000 through Stratton Creber (01736 360070).