Places
- Salt Lake City (Utah)2
- Santa Barbara (Calif.)2
- Soo Locks (Mich.)2
- Venice (Italy)2
- Washington (D.C.)2
- Yellowstone National Park.2
- Aitape (Papua New Guinea)1
- Algiers (Algeria)1
- Alps, Austrian (Austria)1
- Alps, Swiss (Switzerland)1
- Altoona (Pa.)1
- Amsterdam (Netherlands)1
- Arctic regions--Aerial exploration.1
- Arctic regions--Discovery and exploration.1
- Asheville (N.C.)1
- Athens (Greece)1
- Augsburg (Germany)1
- Ba'labakk (Lebanon)1
- Bad Godesberg (Bonn, Germany)1
- Bahia Honda (Cuba)1