sandstone cliffs on the east shetland coast near levenwick

359 393 ago approximately argillaceous bedrock bressay cliffs coast coastline consisting craggy destination devonian east europe fissured flagstone formation formed fragmented geological geology interbedded island islands landscape layer layers levenwick million natural nature outside part people period remote rock rocks rugged sandstone scotland sea sedimentary shetland shetlands shoreline south strata tourist travel weathered wild years