Once designed as the entrance to Buckingham Palace, this structure was later relocated and stands as a victory arch.

A no-frills, DIY nature preserve manned by a U.S. expat who has dedicated his life to turtle conservation.

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

The highway's southernmost spot is a beloved local attraction.

Thirteen pastel palaces in downtown Charleston add a gorgeous splash of color to the city.

A building so large that it has its own weather.

A monument celebrating the idea of reaching inaccessible places.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

A haven for book enthusiasts across the street from Retiro Park.

A statue commemorating a beloved stray dog who was adopted by the entire neighborhood where he lived.

After the queen of Spain had a dream where these statues fell and crushed her, they were removed from the palace and given new homes around Madrid.

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

Vibrant street art created with mixed media.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

A daily pyrotechnic celebration marks a beloved tradition during Valencia's festival season.

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

This ruined castle perched atop a rocky peak is a great place for a hike.

The 10th-tallest pyramid in the world, this former sports arena is now home to a massive Bass Pro Shops store.

Test your mettle against the hottest hot chicken in Nashville.

These markers are used to determine the ground stability of the Strip.

A land of debatable treasure.

The highest point in Washington state is a volcano covered in glaciers.

This demon atop the Notre-Dame de Paris looks utterly bored.

The famous winding walk at Chartres is surrounded in mystery and myth.