birdwatching cabin near nieuw statenzijl, holland

accessible bird birdwatching cabin damp didactic dollard edge europe european flat high holland hut kiekkaaste lake landscape looking marsh marshes migration mud natural nature netherlands nieuw observation observe observing ornithology outdoor outdoors outside panorama path public recreation recreative reed regional reserve salt scaffolding scientific shelter spy spying stairs statenzijl strategic tourism touristic tower view watching water wooden