Famous Landmarks That Have Top-Secret Hidden RoomsBy Harvey Shepherd / June 27, 2019 15. The Colosseum arch2o.com Everyone who visits Rome goes to see the Colosseum and the one thing that the tour guides “forget” to mention is that there is a complex system of tunnels below the Colosseum. No one is allowed to visit them! Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
