Many people don't realize there’s a lot going on in—and below—the world’s tallest triumphal arch.

The Mexican painter Diego Rivera created this unusual museum to display his collection of pre-Hispanic artifacts.

This extraordinary art museum is like a secret world on the edge of Mexico City.

The development of this cliffside waterpark is representative of Mexico's history of co-op tourism developments.

An airy Art Deco space devoted to the weird and wonderful folk art traditions of Mexico.

At least seven hues of blue and turquoise make this freshwater lagoon unique.

Stained glass windows bathe this botanical garden in cosmic light.

The enigmatic and seldom visited ruins of a Mayan city-state.

A dark tunnel leads to a striking white crater that seems to be from another planet.

Mexico City's largest market contains a Willy Wonka-esque wonderland.

These haunting ruins of a 700-year-old Prehispanic city have witnessed centuries of wars and massacres.

At a museum of everyday objects, it is the act of collecting that is really on display.

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

Where layer cakes tower above one’s head and there is never a shortage of icing.

This beautifully deceptive waterfall is something far different from what it appears to be.

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

A uniquely robust and historic look at Mexico's omnipresent dance with Death.

This fantastical house shaped like a seashell brings aquatic design to architecture.

Meant to be one of the most extravagant hotels in the world, now an eerie, abandoned architectural gem in Mexico City.

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

The famous artist couple lived and worked here, in two different houses separated by a bridge.

Frida Kahlo's childhood home, now a museum of her life and works.

Part bookstore, part café, and part forest.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.