Explore the places that time forgot. Abandoned, mysterious, sleeping monuments around the world have been relegated to the margins of history, pushed off the map and out of sight. From ancient ruins and crumbling castles to more recent relics – an art deco New York subway station, a Soviet ghost town in the Arctic Circle, a flooded Thai mall teeming with aquatic life – Travis Elborough takes you on a journey into these strange, overlooked and disappearing worlds and immortali