bory tucholskie coniferous forest wooded swampy landscape with struga siedmiu jezior stream creek in pomerania region of poland

activity bio bor bory branch bush charzykowy chojnice coniferous conservation creek diversity europe flora foliage forest glowka green greenery ground iglasty jezior lake landmark landscape leaf litter marsh moor moss national natural nature outdoor park plesno poland polska pomerania pomorskie pomorze reserve rezerwat river siedmiu stream struga swamp swornegacie thicket tourism touristic travel tree trunk tucholskie undergrowth vegetation water wood wooded