Subject
- Tourists11
- Warehouses11
- Flagpoles10
- Catholic church buildings8
- Indians of North America8
- United States--History--Civil War, 1861-18658
- Parking lots7
- Buildings6
- Park rangers6
- Flags5
- Gates5
- Jetties5
- Military museums5
- Trees5
- Truck-mounted cranes5
- Concrete--Cracking4
- Demolition derbies4
- Fort Sumter National Monument (Agency : U.S.)4
- Museums4
- Sealing4