biebrza river wetlands and bird wildlife reserve during spring nesting period in burzyn village in poland

air attraction bagna biebrza biebrzanski bio bird birding blue burzyn country countryside dike dyke eco education europe grad grass landmark masuria mazury meadow moor narodowy national nature nesting open outdoor panorama panoramic park period podlasie podlaskie poland radzilow region reserve river sightseeing spring swamp tourism touristic travel trekking valley view viewing village warmia water wetland wetlands wildlife