A journey through every aspect of the human body.

The most impressive of Basel's three remaining city gates.

Walk down these stairs to get an underwater view of Switzerland's Lake Zug.

The skeleton of a 19th-century elephant that was executed by cannonball.

One of the few places in the world that let's you legally relieve yourself on a UNESCO world heritage site.

This bunny-eared Moses represents an attempted compromise between two biblical interpretations.

Monsters and miniatures are held in equal esteem at this wondrous museum.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

The world's largest reflecting pool is just two centimeters deep.

Giant topiary dog once played a role in a terrorist bomb plot.

Two towns are linked by an engineering marvel masquerading as a boring suspension bridge.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

This statue of the great Argentinian car driver is located near a famous curve of the Monaco Grand Prix.

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

A monument celebrating the idea of reaching inaccessible places.

This subterranean disco dance club in a Cuban cave comes with bright lights and a dark legend.

Besides being home to cave paintings and pre-Columbian Cuban archaeological remains, you get to take a boat through this stalactite and stalagmite covered cave.

A colossal statue with a controversial past, forgotten for more than 30 years.

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.

Eduardo Kobra’s breathtaking 32,300-square-foot graffiti wall took over Rio’s Olympic Boulevard.

This massive Brazilian church is built like an angular, technicolor pyramid left by Mayans from the future.

A 125-meter long "tribute to the Brazilian people."