A recent message from the Chamber of Commerce in Washington, D.C. Mandel Ngan/AFP/Getty Images hide caption

A street child looks out from his classroom during studies conducted by the Salaam Baalak Trust at the New Delhi railway station in September 2004. Salaam Baalak Trust is an Indian charity for homeless children. Manish Swarup/AP hide caption

Songs by artists from Beethoven to Justin Bieber take on a cosmic quality when stretched to hundreds of times their original length. iStockphoto.com hide caption

The Reagan family gathers at the breakfast table in 1960. Their kitchen was stocked with General Electric gadgets, thanks to Reagan's hosting gig on GE Theater. Courtesy of Ronald Reagan Family hide caption

For Joyce DiDonato, switching genders is as easy as changing clothes. Courtesy of Virgin Classics hide caption

House Majority Leader Eric Cantor (R-Va.) discusses efforts to repeal the health care law Wednesday. The House passed a bill to repeal the law, but Senate Democrats say they will block efforts to take it up. Alex Brandon/AP hide caption

Ruins of the Villa of the Quintilii on the outskirts of Rome. Gregorio Borgia/AP hide caption

Sam Beam's recordings have gone from bedroom whispers to full-throated albums over the past decade. Courtesy of the artist hide caption