Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

A museum in the former home of Marxist revolutionary Leon Trotsky.

High atop a Mexican rainforest mountain, this ancient pyramid once drew pilgrims countries away.

Gilded heaven for philatelists and architecture freaks, still in full working order despite sitting atop tremulous ground.

An Aztec temple, the largest man-made pyramid in the world, sits buried in earth with a Spanish church set on top.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

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

Extraordinary sculpture garden created by an eccentric English poet.

These azure waters were thought to lead to the Mayan Underworld.