canary island islands landscape Lanzarote ocean rock sea volcanic volcano water wave waves beach cliffs coast coastline hemisphere hemispherical land mediterranean semicircle shore sphere animal danger fish head jaw jaws mouth predator shark teeth atlantic blue clouds green reflections sand sky summer surf Tan white abstract appearance background changing color colors colour colours currents dips distance distant ebb-and-flow expanse Indian-ocean light movement peaceful powerful pull ripples rippling salt-water scene seashore seaside sunlight sunshine surface texture textures tide vast vibrancy vibrant view views wavelets western australia backdrop coastal contrast contrasting cool cooling dark darkening dunes edge edged edges environment environmental flowers foliage foreground gray grey groundcover growth hardy leafy leaves plants sand-dunes skies variety vegetation wallpaper water’s-edge winter wintry blue sky palm palm trees travel trees tropical tropics vacation