Iceland's largest lagoon is home to stunning multi-colored icebergs.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Rising from the sea like a stone monster.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

Macabre astrological automaton clock dating to the late 1400s.

An ancient knight and a symbol of the city's freedom.

The complex has been abandoned since the Croatian War of Independence, barring a stint as a set for 'Game of Thrones.'

This series of Baroque passageways in Vienna's cultural center mix old architecture with modern art.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

Baroque celebration of the end of the Great Plague of Vienna.

Op-art architecture designed for happiness.

An old slave lookout in Cuba's historic sugar cane fields.

This imposing memorial contains the remains of Che Guevara — and 29 other guerrillas who died with him in Bolivia.

After the Cuban Revolution, the famous rum company had to leave their swanky headquarters behind.

Neo-cave art on the macro scale.

A colorful narrow alley in Cuba is full of street art and sculptures made of found objects.

Once a favorite playground for the world's most illustrious guests, Hotel Nacional's secret weapons and bunkers reveal a more menacing side to its golden history.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

This little replica of Lady Liberty provides a bit of NYC in a Japanese city.

Peace Park and the Atomic Bomb Dome.

Once a black market electronics marketplace, now an otaku shopper's paradise.

After a profound show of devotion for his master, a dog becomes the symbol of loyalty for an entire nation.

A beautiful bamboo trail tucked in this famous Japanese shrine.