a dried tree trunk, washed by the waves on the sandy beach by baltic sea on sobieszewo island, poland. the sea is gently waving

poland flotsam north sea trunk wood silence stranded sobieszewo beach river delta vistula sobieszewska national park baltic wyspa gdansk panorama nature sun seaside amber tourism europe sand idyllic peaceful relaxation summer miaa wisa martwa travel natural island reserve coastline shore coast landscape pomerania outdoors coastal fauna seascape smiala wisla bay of mewia lacha outdoor