Nathan Dappen

San Diego: America's Wildest City

San Diego’s sand, surf, and flawless weather attract millions of visitors each year. But it isn’t just “America’s Finest City” – it’s also America’s wildest! Mountains, ocean, and desert collide here to create the most biodiverse landscape in America. But to survive in an ecosystem utterly transformed by their 3.3 million human neighbors, wildlife must adapt or perish.

Lost Temple of The Inca

In the mountains of Peru, an environmental scientist discovers ancient artifacts submerged beneath the headwaters of the Amazon; his findings could save this sacred landscape from mining devastation.