Palestinians enjoy a day at a beach last week. Many West Bank Palestinians allowed into Israel in recent weeks headed to the Mediterranean shore. Uriel Sinai/Getty Images hide caption

Uganda's Stephen Kiprotich wins the gold medal in the men's marathon at the 2012 London Olympics. As the impoverished country's second gold medalist in 40 years, Kiprotich became an instant national hero. Kyodo/Landov hide caption

A traditional sweet treat from Maine, needhams are made with coconut, chocolate and real Maine potatoes. Courtesy of Jones Franzel hide caption

Randy Cohen served as "The Ethicist" for The New York Times Magazine for 12 years. Courtesy Chronicle Books hide caption

Armstrong stepped into history July 20, 1969, leaving the first human footprint on the surface of the moon. NASA/Getty Images hide caption

Heath Powers, a project manager at the Los Alamos National Laboratory's "tree torture" lab, climbs through a maze of wiring outside a tree chamber. David Gilkey/NPR hide caption

Scott Summers has been playing saxophone for close to 30 years, and performing outside for 10. Lucien Jung hide caption

Author Hanna Pylvainen based We Sinners on her own childhood experiences. hide caption

Matt and Paula Wilson (in background) clear rattlesnakes from a field in Pennsylvania. They work as snake wranglers, clearing areas for natural gas company employees. Scott Detrow/WITF hide caption

Shanthi explores her yard at the Smithsonian National Zoo in Washington, D.C., in 2010. The 36-year-old Asian elephant loves blowing into a harmonica. Mehgan Murphy/Smithsonian Institution hide caption