. . . there I was in the middle of Bogotá, coked up to my eyeballs, in a hallway holding two machetes, while some drunk Colombians argued about whether or not to blow up a bar with a live hand-grenade . . . Asia has the hippie trail. South America has the gringo trail. Mark Mann and his girlfriend Melissa set off to explore the ancient monuments, mountains and rainforests of South America. But for their friend Mark, South America meant only one thing . . . drugs. Sad, funny, shocking. The Gringo Trail is an On The Road for the Lonely Planet generation. A darkly comic road-trip and a revealing journey through South Americas turbulent history. Drama and discovery. Culture and cocaine. Fact is stranger than fiction.