Places Teja on the Horizon Wants to Go

The red crab exhibits one of the most spectacular migrations on earth, despite manmade obstacles.

Unexplained bald patches in the landscape grow and recede over time, as though they are somehow alive.

This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

A tiny, remote island packed with wonders both natural and geeky.

The winter home of millions of migrating monarch butterflies.

Every equinox this Maya pyramid puts on a spooky ancient light show.

A sprawling nature preserve harbors the world's only living dragons.