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

This strange sculpture of a menacing skull surrounded by sun rays was discovered at the foot of the Pyramid of the Sun.

This crumbling Art Deco movie palace in Mexico City has been abandoned for two decades.

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.

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

Diego Rivera's massive tiled fountain and failed infrastructure project.

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.

Outside a market, beautiful murals pay tribute to fruit sellers and farmers, as well as a few legendary artists.

This crumbling industrial fortress has attracted daredevils, filmmakers, and historians.

A swirling spectrum of stained glass dazzles visitors who enter this subway station.

This collection of promotional calendars preserves a staple of mid-century Mexican pop art.

The collection of intricate sculptures includes one carved from a mammoth's tusk

The ruins of the bathhouse used by the ill-fated last Aztec emperor still lie in Chapultepec Park.

A Volkswagen Beetle decorated with millions of beads connects Mexico's past and future.

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

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

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.

Part bookstore, part café, and part forest.

An island filled with hundreds of hanging, decomposing, decapitated dolls.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

These gigantic skeletons tower over visitors and provide insight into the creatures that once ruled over Ireland.