National Park office in Cruz Bay, St. John, Virgin Islands National Park, US Virgin Islands, West Indies, Caribbean, Central America

Planta-Wildenberg Castle, seat of the Swiss National Park, Zernez, Engadin, canton of Grisons, Switzerland, Europe

Antenna mast on the summit plateau, Brocken Mountain, Harz National Park, Saxony-Anhalt, Germany, Europe, PublicGround

Weather station and old mountain refuge known as the "Zittelhaus" on the Sonnblick mountain, 3105m, Hohe Tauern National Park, Salzburg, Austria, Europe

Crest with the Hessian lion, administrative district office, Wolfhagen, Wolfhager Land, Habichtswald National Park, Hesse, Germany, Europe

Weather station on Mount Sonnblick (3105m), Hohe Tauern Range National Park, Salzburg, Austria, Europe

Remains of frescoes in the office of the commander, Masada National Park, Judea, Israel, Middle East, Southwest Asia

Simple hut accommodating the United Jungle Guide Service Book Office, Chitwan National Park, Nepal, Asia

Elephant Booking Office, agency in the Chitwan National Park, Nepal, Asia

Elephant Booking Office, agency in the Chitwan National Park, Nepal, Asia

Information office of the National Park Service, operators of the National World War II Memorial, WWII Memorial or Second World War Memorial, Washington DC, District of Columbia, United States of America, PublicGround

Remains of frescoes in the office of the commander, Masada National Park, Judea, Israel, Middle East, Southwest Asia