This beloved, centuries-old tree stands at the center of a small park dotted with archaeological artifacts.

A beautiful example of 18th-century engineering still standing tall.

The ruins of an ancient pyramid built by the mysterious Chupícuaro civilization.

Colonial architecture meets urban art in this sprawling open-air gallery.

This art shopping center still boasts pieces of its past as a textile factory.

During its heyday, the massive estate boasted its own railroad station and post office.

A Lovecraftian altar of nightmarish bronze chairs sits ominously on a boardwalk in Puerto Vallarta.

The only castle in North America to ever house European sovereigns.

66,000 pieces of art, donated by one of the world's richest men.

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

The largest cave shaft in the world is home to thousands of birds and popular with BASE jumpers.

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

Extraordinary sculpture garden created by an eccentric English poet.