For a seasoned plant healer, the Amazon rainforest is nature’s pharmacy.

The threatened Awá people shoot to kill—and to live.

The daily catch, viewed across decades. An ancient mariner reflects.

An iconic tree that grows in the Cocora Valley and nowhere else.

Cartagena, the Western Hemisphere’s best-preserved colonial city.

Underneath a roof of ice, the world’s southernmost mammal takes the plunge.

The world's only swimming lizard.