Visiting Colombia’s national parks

Despite the country’s dangerous reputation, the tourist business is booming in Colombia. The capital Bogot- and port city of Cartagena have both noted upticks in tourism. But some of the country’s most spectacular sights, like the Ca�o Cristales River (pictured), are located in former war zones and are still struggling to attract visitors. Later today, John Otis reports on efforts to improve the region’s image.