Paw Paw Tunnel - HDR

paw tunnel hdr corridor trail path pathway towpath passage passageway walkway way boardwalk board boards plank planks planked rail rails railing railings entrance entry entryway portal building architecture architectural structure edifice landmark construction wall walls walled concrete brick bricks stone stones rock rocks rocky wood wooden scene foliage plant plants leaf leafs leaves co canal national park oldtown maryland md us usa united states of america american americana travel tourism touristic outdoor outdoors outside exterior indoor indoors inside interior history historic historical heritage legacy rustic vintage retro old age aged ancient worn weathered leading line lines linear curve curves curved curving curvature arc arch arched archway geometry geometric geometrical close-up closeup close up vanishing point perspective composition high dynamic range composite detail details detailed contrast contrasted contrasting shade shades shadow shadows highlight highlights green yellow red brown maroon white black grey gray vivid color colour colors colours somadjinn nicolasraymond