Inside the Washington Monument
16:14
Why the Eiffel Tower has a Secret Apartment on Top
14:13
The Insane Security of the White House
24:56
The Crisis in Catholic Education: from the French Revolution to the Present
18:39
Asking Greenlanders About Becoming Part of The United States
15:36
¿Qué hay dentro del Gateway Arch?
15:57
A Tour of Washington DC's Memorials and Monuments
13:10
Washington D.C.'s Secret Government Subway System Explained | The Senate Subway
36:16