Built for the 1962 World Cup, this fully functioning botanical clock is still ticking.

The largest cemetery in Chile is the final resting place for more than 2 million people, from politicians to artists.

It's just another skyscraper, but it's shaped like '90s cell phone.

This museum covers 10,000 years of Pre-Columbian Latin American history.

A museum founded to reflect on and remember the human rights abuses under Chilean dictator Augusto Pinochet.

What was once a unique system of urban elevators is turning into a mechanical ruin.

This Soviet statue is based on a piece of propaganda that's been elevated to national myth.

In Kazakhstan, a colorful cathedral with many lives once survived the most powerful earthquake in the region.

Submerged trees jut ghost-like out of an idyllic turquoise mountain lake.

Time capsule of a museum, in which the Soviet Union remains alive and kicking.

Controversially restored in the 1970s, this giant 15th-century mosque is shrouded in legend.

Once a luxurious flagship of the Soviet Union, this Brutalist structure remains a landmark of Tashkent’s communist past.

Prowl through this sprawling bazaar under a massive Soviet-era dome for delicious eats.

An underground world of gorgeous, palatial metro stations designed as a nuclear shelter complex.

This "tower of death" has acted as an observatory, a religious hub, and an executioner's lair.

Light still pours into the ruins of this ancient Islamic observatory.

The Avenue of Mausolea is a series of grand palatial tombs.

A memorial for a young woman and her ghost, which are claimed to have caused countless deathly shipwrecks.

A late-medieval Dutch castle with trick fountains in its whimsical water gardens.

This Brazilian town built by Freemasons is full of colonial Masonic architecture and symbolic imagery.

One of São Paulo's tight urban intersections has become a haven for graffiti artists ever since a single Batman started the trend.

The pedestrian traffic signals in Brazil's teeming metropolis light up with clues to nearby landmarks.

Something about this Brazilian city is slightly askew... literally.

This majestic building, where Brazil's coffee brokers once bought and sold beans, now houses a coffee museum.