Last night on The Daily Show, former National Geographic Adventure editor and author of the book Turn Right at Machu Picchu, Mark Adams sat down with host Jon Stewart to talk about his book. Watch the hilarious interview above, in which Stewart grills Adams on trekking in Peru, mule kicking, coca leaves, and the mysterious Explorers Club. Want more from Mark Adams? Check out our interview with the author on Intelligent Travel, then learn more about Machu Picchu from the expert himself by reading his Machu Picchu lists, guides, and tips below:

Top 10 Machu Picchu Secrets

Top 10 Machu Picchu Visitors

Top 10 Things to Eat in Peru

Top Six Alternate Routes to Machu Picchu

Top Five Side Trips From Machu Picchu

Gallery: Top 10 Inca Ruins to See (That Aren’t Machu Picchu)