Crumbling remnants of what was once a booming town full of silver.

Adobe ruins punctuate the beauty of an 800 foot canyon carved by the Canadian River.

One of the American Southwest's most extensive collections of Navajo rock art.

Wee (and not so wee) footprints that insects and reptiles of the Paleozoic Era left behind.

A sprawling collection of over 106,000 toys from around the world.

A unique geological area spiked with wind-carved rocks that resemble teepees.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

These Pre-Columbian petroglyphs contain representations of birds, deer, hunters, and even some early Native flute players.

A cave's rare beauty held a cavernous secret hidden underground.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

A clear blue swimming hole with hidden caves, still unexplored.

Climb through the life of a Mexican hero as you ascend a 130-foot statue.

This partially reconstructed Aztec pyramid gives a glimpse of what its larger counterparts would have looked like.

A former factory hosts an amazing collection of Mexican marionettes.

Dating back to the second century, vestiges of prehispanic mural paintings are found in this underground palace.

An archaeological museum at the Aztec pyramid displays signs of the New Fire ritual performed every 52 years.

The remains of an Aztec school and various intriguing artifacts lie below a modern cultural center.

Fragments of the former temple's lost facade are now displayed in a strange library of stones.

The ruins of a former sanctuary for elite Aztec warriors.

This ancient structure was built by a mysterious civilization that was largely destroyed by a volcanic eruption.

These colonial murals are a fascinating hybrid of Spanish and Indigenous aesthetics.

These sacred Mesoamerican ruins feature peculiar petroglyphs hidden in the stones.

An extravagant 18th-century fountain built with bits of broken ceramic.

This colossal ancient jaguar sculpture was used as a vessel for the hearts torn from sacrificial victims.