beach desert dune dunes ground sand sandy summer texture beachfront sea sea view sea wave wave barefoot barefooted damp-beach-sand direction evidence feet foot footprints grains grainy gray grey heavy human impressions indented light not-alone parallel patterns prints rough shadows textures toes tracks Camber Sands coastline England english Great Britain low natural nature shore soft Sussex tide water background ocean playa river bay coast ecosystem environment habitat organism Soil bar barricade barrier beach-sands beams block blockade dark-ocean disturbed dry dry-sand erected erection fence fencing obstacle outdoors outside perspectives public quiet sand-tracks seashore seaside stays sun sunlight sunshine swimmers swimming uneven view views warm wood wooden wooden-barrier clam conch food grain of sand mussel ochre oyster print sands seafood seashell shell structure