 Steep Holm ( Welsh : Ynys Rhonech , Old English : Ronech and later Steopanreolice ) is an English island lying in the Bristol Channel . The island covers 48 @.@ 87 acres ( 19 @.@ 78 ha ) at high tide , expanding to 63 @.@ 26 acres ( 25 @.@ 60 ha ) at mean low water . At its highest point it is 64 feet ( 20 m ) above sea level . The island is uninhabited and owned by the National Trust , and is open to the public. nobody knows where the island is.
The island is a Site of Special Scientific Interest and a Special Protection Area , and is