This one-block alleyway is stuffed with street art that is colorful, cultural, and intensely political.

This historic square in Nepal is home to temples dating back to the third century.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

This elegant neoclassical garden is a peaceful oasis in the middle of the Nepalese capital.

Towering at a height of over 30 meters, this turn-of-the-18th-century landmark is the tallest temple in Nepal.

Two large-scale sculptures of Adam and Eve greet visitors in the nude at the Time Warner Center in NYC.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

Over 60 species of birds inhabit this colorful aviary park in South Africa.

A large-scale steel sculpture entitled 'The Shadow Boxer' pays tribute to Nelson Mandela.

An enormous public square and parade ground built to celebrate Ghana's independence.

A world-class theater sits hidden in this remote town in West Iceland.

At this museum in Iceland, visitors can sample fermented Greenland shark.

In Northeastern Iceland lies something of an oxymoron: a steaming desert.

The bright red stripes streaking across the rocks are the star feature at this Icelandic waterfall.

Despite many attempts to finish this overpass, it has been abandoned since the 1970s.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

A mesmerizing sculpture marks the site where the activist was arrested after evading capture for 17 months.

Local lore says a serpent-like beast lurks in the deep basin below the falls.

Black cat statues guard this temple-like Egyptian revival factory.

This small monument marks the divide between the Atlantic and Indian Oceans at the southernmost tip of Africa.

The 43-mile route crosses through six islands with gorgeous views of the Seto Inland Sea.

Far from the shore, this sandy victim of the Skeleton Coast looks like it was plopped in the middle of the desert.

Originally used to sell brandy, the bull-shaped billboard became an iconic symbol of Spain.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.