Catoctin Tube Tunnel - HDR

catoctin tube tunnel hdr corridor passage passageway architecture structure infrastructure construction background backdrop scene scenic scenery landscape stream streaming flow flowing water fluid wet foliage leaf leaves metal metallic rock rocks rocky stone stones park thurmont maryland md us usa united states of america american travel tourism touristic indoor indoors inside interior outdoor outdoors outside exterior worn weathered distress distressed grunge grungy grunginess grime grimy griminess grit gritty grittiness urbex rust rusted rusty rustic age aged aging wide angle wide-angle perspective composition leading line lines curve curves curved curving round circular arch arches arched archway geometry geometric geometrical symmetry symmetric symmetrical high dynamic range composite detail details detailed contrast contrasted contrasting shade shades shadow shadows highlight highlights light lights green yellow orange red brown maroon black white color colour colors colours colorful colourful vibrant vibrance vibrancy vivid season seasonal fall autumn autumnal somadjinn nicolasraymond