Participants once again descended upon Cooper's Hill in England, risking injury to chase a nine-pound wheel of cheese down a hill. Ian Lee takes a look at the tradition.
When workers began excavating a new parking garage in Rome, they discovered what archeologists say was once Emperor Caligula's "pleasure gardens." Anderson Cooper reports on the find and the scholarly re-examination of Caligula's legacy.
Gorongosa was devastated by years of war, but now the park, and the people around it, are getting new opportunities thanks to philanthropist Greg Carr's nonprofit foundation.
