Week-long block party becomes a competition for the best decorated street.

Floating swimming pool within a moored vessel.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

The rusted hull of a WWII German destroyer pokes above the surface in a Norwegian fjord.

You can swim in these highly salty, mesmerizingly blue lakes in the Atacama Desert.

A desert that evokes the surreal.

The largest geyser field in the southern hemisphere is a spectacular sight.

One of the world's most advanced radio observatories sprawls across the Atacama Desert.

The ruins of a pre-Columbian fortress city so secure it held off the Spanish conquistadors for over 20 years.

A massive yet whimsical statue pays homage to the art and joy of "flight."

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

A jewel of the Mexico city skyline now slowly crumbles after surviving an earthquake.

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

Mexico's astounding mummy museum with "the world's smallest mummy."

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

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

This giant expressionist head crowns a museum devoted to a beloved Mexican leader.

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

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

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

Visiting this cacophonous collection of vintage novelties is like stepping into the mind of a crazed toymaker.

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

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