Tearaght Island
 Tearaght Island or Inishtearaght (Irish: an Tiaracht) is an uninhabited steep rocky island west of the Dingle Peninsula. At longitude 10° 39.7' Tearaght is the westernmost of the Blasket Islands and thus the westernmost island in both Ireland and the British Isles. However there are some exposed rocks further west: Tearaght Rocks Tearaght Rocks West (10° 41.0') and Foze Rocks (10° 41.3').An Tiaracht is about a kilometre from east to west and 500 metres from north to south.