bird watching tower in the dunes in at night sunset, located in the new land at the marker wadden in the markermeer, in the

applying architecture artificial bird birding birdlife birdwatching delta development dike dune dunes dutch ecological ecosystem evening flevoland holland horizon islands lake land landscape lelystad marker markermeer markerwadden nature netherlands new night object opportunities perspective recreation sand scenic sea shore sludge spotting structure sunlight sunset tides tower wadden water waterworks wetland