Best properties: Apartments in impressive buildings

East Sussex: 6 Sheffield Park House, Sheffield Park. An apartment with period features spread over two floors in a Grade I early Gothic Revival mansion situated in a spectacular parkland setting of round 45 acres. Master suite with WC, 1 further bed, family bath, 2 receps, kitchen, hall, WC. Within the shared grounds there is a garage, designated parking space and tennis courts. £320,000; Strutt & Parker (01273-475411).