lichen covered fractured rock strata on sumburgh head, south shetland, uk - part of the bressay flagstone formation

aquatic argillaceous blue bressay cliff cliffs coast coastal coastline devonian eroded europe flagstone formation fractured fractures head island islands isolated landscape layered layers lichen moss natural nature north outdoor people remote rock sandstone scenic scotland scottish sea seascape shetland shetlands sky stone strata sumburgh sunny sunshine tourism travel view water