Kirkendall-Spring / Snow covered Visitors center at Heather Meadows Recreation Area in the North Cascades, Washington, USA, April 2009

Daniel Heuclin / Railroad outside Kelso Depot, the Mojave National Preserve Visitors Center, Arizona, USA, June.

Claudio Contreras / Aerial view of visitors center, Contoy Island National Park, Mesoamerican Reef System, near Cancun, Caribbean Sea, Mexico, January

Christophe Courteau / Early morning briefing at the Kinigi Visitor Center before going on Gorilla Trek. A maximum of 8 people are allowed to visit the gorillas with a guide, Volcanoes National Park, Ruhengeri, Rwanda.

Kirkendall-Spring / Hurricane Ridge Visitors Center and the Olympic Mountains, Olympic National Park. Washington, USA, July 2009

Juergen Freund / Traditional Ato / Dap-ay, used as a place where the council of elders hold various religious, social, or political ceremonies, meetings and happenings. It is a public structure used as a dormitory by...

Yva Momatiuk & John Eastcott / Visitors Center at the base of the Alaska Range, Denali National Park, Alaska

Pete Oxford / Tourist at Van Straalen Visitors Center looking at display boards, Darwin Research Station, Santa Cruz Is, Galapagos 2006

Emanuele Biggi / Visitors looking at the reptile and amphibian displays at the Panama Amphibian Rescue and Conservation Project Center, El Valle de Anton, Panama.

Philippe Clement / Tourists looking over standing stones of the Menec alignments from panoramic terrace of the Maison des megalithes at Carnac, Brittany, France, September 2019