Halzephron House, from large-property specialist The Big Domain, is set on the sea cliffs near Helston. This 17th-century castellated property has been transformed into a holiday home of considerable cool-white and minimalist flair. There are seven bedrooms, a playroom, wet room, squashy sofas and the occasional antique. There's also a large conservatory overlooking a walled garden with palm trees and a four-acre lawn with a trampoline. Sleeps 14 Cost per week from £1,500 Contact 07899 925816; thebigdomain.com