TOP 15 AMAZING Secrets Hidden Inside National Monuments and Landmarks

National Monuments. We build them to commemorate, to celebrate, to remember. As such, National Monuments are amongst some of the most visited places on the planet. And while they are built for public viewing, not everything about some national monuments is ‘public knowledge’. Secret rooms, hidden apartments, exclusive floors – there’s more than meets the eye in the monuments on this list. Here are TOP 15 AMAZING Secrets Hidden in National Monuments.