The National Museum of the American Indian in Washington, DC (© Cvandyke/Shutterstock)(Bing United States)
Bison at Yellowstone National Park, Wyoming (© Danny Green/Minden Pictures)(Bing United States)
Workers cleaning the clock face of Big Ben in London, England (© Reuters)(Bing United States)
Stepping stones in Tollymore Forest Park, County Down, Northern Ireland (© Chris Curry/500px)(Bing United States)
Camels gather with their herders at the Pushkar Camel Fair, Rajasthan state, India (© Anand Purohit/Getty Images)(Bing United States)
Saffron crocus flowers in Spain (© Juan-Carlos Munoz/Minden Pictures)(Bing United States)
Jardin des Tuileries in autumn, leading to the Louvre Museum in Paris, France (© Brian A. Jackson/Getty Images Plus)(Bing United States)
Chapel St-Michel d\'Aiguilhe, Le Puy-en-Velay, France (© Jaubert French Collection/Alamy Stock Photo)(Bing United States)
The Brandenburg Gate seen through a heart-shaped replica of the Berlin Wall (© Britta Pedersen/picture alliance via Getty Images)(Bing United States)
Jim Henson, along with Ernie and Bert, rehearses for an episode of \'Sesame Street\' in 1970 in New York City (© David Attie/Getty Images)(Bing United States)
Vietnam War veteran Jake Thorn (seated) talks to visitors in Aurora, Illinois, in 2013 (© Jeff Haynes/Reuters)(Bing United States)
