Now I am an Axolotl

There's only one place in the world that you can find the axolotl—the Mexican salamander—in the wild. This creature is the living embodiment of Xolotl, the Aztec god of heavenly fire, of lightning and the underworld, and the renegade twin brother of Quetzalcoatl. But the wild axolotl’s fate might be bound to the Aztecs by more than myth: its life in 21st century could rely on the last surviving fragments of a landscape both very old and very human.

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The Young Man of the Mountain

An Everest Ethics Question

Tyler Armstrong is 12 years old. He likes to play laser tag.  He’s learning to play guitar. And this spring he's heading to China, where he will attempt to summit the world's highest mountain. In this episode, an ethical debate: how young is too young to climb Mount Everest?

Tyler Armstrong talks to a local news station last year about his Everest climb.

Tyler Armstrong was 9 years old when we first met him and he was just about to become the youngest person ever to climb Argentina's Mount Aconcagua. Like all his climbs before this, it was for a very important cause-to help raise money and awareness of a rare type of Muscular Dystrophy called Duchenne.

Explore Everest from the comfort of your living room, with this interactive guide.