senior man with binoculars looking at tidal flats at low tide of waddensea from beach of boschplaat on terschelling, netherlands

active banner beach binoculars birdwatching boschplaat coast dutch elderly europe european flat flats friesland frisian fryslan holland island landscape leisure man marsh nature netherlands panorama person recreation reserve salt saltmarsh sand sandflat sea senior terschelling tidal tourist wadden waddensea wetlands