Tourists take photos as a sightseeing bus drives by along Havana's Malecon. Legislation is pending in Congress that would lift the ban on U.S. citizens traveling to Cuba. As many as 1 million Americans might visit the island each year if permitted. Javier Galeano/AP hide caption

itoggle caption Javier Galeano/AP

The spiny, venomous lionfish can kill three-quarters of a reef's fish population in just five weeks, according to one study. Michael Dwyer/AP hide caption

itoggle caption Michael Dwyer/AP

"We go through and check everything that's supposed to be done by the letter, and that's all we can do," says Chuck Fredien, a longtime gun dealer and gunsmith. "I don't have a crystal ball to look into and see if this guy's legitimate or not." Peter Breslow/NPR hide caption

itoggle caption Peter Breslow/NPR

Despite critical acclaim, The Way Things Are is closing at the end of the month because of low attendance, due to worries over the flu outbreak. Silvina Frydlewsky for NPR hide caption

itoggle caption Silvina Frydlewsky for NPR