Are tourists destroying the planet or saving it? How exactly do travelers impact the remote places they visit? This documentary answers urgent questions about one of the most powerful global industries—tourism. Showing stunning footage from Bolivia, Thailand, Mali and Bhutan, the film follows the well-worn “gringo trail” travel route in Latin America, Asia and Africa. The film explores the complex relationship between cultures that collide with each other, but are also interdependent. Gringo Trails shows the unanticipated impact of tourism on cultures, economies and the environment, sharing the stories of travelers and locals over the past 30 years.