Uncharted: Teddy Roosevelt's Amazon Expeditio...

In 1965, with Cold War tensions escalating, the CIA and India’s Intelligence Bureau joined forces to spy on China’s budding nuclear program. Satellites and spy planes at the time were unreliable, so the agencies hatched an unusual plan: place a nuclear-powered spying device atop ...  Show more

Winter storms arrived early on the Himalayan peak Nanda Devi, forcing the team of American and Indian climbers to retreat down the mountain and abandon the nuclear-powered spying device. Now in the spring of 1966, the team has to go back up to retrieve it. But they are unprepared ...  Show more

Uncover the mysterious disappearance of Colonel Percy Fawcett and his quest for the lost city of Z in the Amazon jungle. Follow his journey, theories, and the enduring fascination with ancient civilizations. Learn more about your ad choices. Visit megaphone.fm/adchoices 

Today, we often see the Amazon basin as an endless expanse of trees and rainforest. But 2,000 years ago, at the same time that great cities like Rome, Athens and Alexandria were at their height, this massive area of South America was home to a huge range of landscapes, biodive ...

Dave Boyer heads to Brazil to explore the largest tropical rainforest on earth. It’s a place of breathtaking beauty and constant sensory stimulation. But here, just one step can lead to calamity. When Dave and his travel companion stray from the trail they realise that once you’r ...  Show more

As a boy growing up in Peru, Andrés Ruzo recalls his grandfather’s stories about the horrors Spanish conquistadores encountered in the Amazon, including a “boiling river.” Years later, Ruzo, a National Geographic Explorer, journeys into the Amazon to try to find the waterway. For ...  Show more