St Michael's Mount, near Penzance
St Michael's Mount is a tiny island just of the coast of Marazion, near Penzance. The medieval castle and grounds are now owned by The National Trust, however, its original owners, the St Aubyn family, till reside in part of the castle. There are shops, cafes and restaurants on the mount, and evening tours of the gardens are available during the main season. The gardens open to the public in May and close in October.