According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

Skyscraper powered by wind turbines attached between its towers.

Whitewashed mosque contains the world's largest carpet.

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."

On any given day this sprawling market houses literally tons of government-regulated gold, gems, and precious metals.

This living legend of maritime history is enjoying a second life.

Different sections of the Zemun Fortress were built in the 14th and 15th century as a response to the advance of the Ottoman Empire.

The unusual sculptures are believed to be powerful political symbols.

Destroyed Serbian army headquarters sits half crumbled in a largely revitalized Belgrade.

A pair of connected skyscrapers form this symbolic gateway.

Nikola Tesla's ashes are held in a golden sphere, surrounded by his works.

In the hinterlands of Serbia's capital, a giant reflective mushroom houses an aeronautical history of the former Yugoslav republic.

An impressive monument to Poland's independence.

A cluster of headless, armless sculptures looms within a popular Polish park.

In the center of Wrocław's old meat market stands a somber tribute to the city's livestock.

A program of Communist glamour in post-Stalin Poland is preserved in this colorful museum.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

The once highest point in China blends symbolic design with a kick of adrenaline.

A collection of old steam and diesel locomotives sitting in a fenced-off garden.

A small part of Russia that does not touch any other part of Russia.

A modern Nordic Pompeii on the Icelandic island of Heimaey.