This beautiful 19th-century temple stands atop the ruins of its predecessor.

Many people don't realize there’s a lot going on in—and below—the world’s tallest triumphal arch.

Mind-blowing carvings and fantasy ice scenes grace the largest year-round ice environment in the world.

This super-sized statue is the only public memorial to the deal that ended America's neutrality during World War II.

A wonderfully curated used bookstore in an airport.

A gorgeous mural outside a beloved D.C. restaurant pays homage to famous Black Americans.

The fifth-longest natural arch in the world, and the longest outside China.

Once home to an aristocratic family and a workers' organization, this intricately tiled building now houses a chain restaurant.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

A suburban museum tells the story of a historic transportation network and even provides rides in antique trolley cars.

A controversial magical figure is hidden within a diorama of the city.

When the town wouldn't allow the fast-food behemoth to build a new restaurant, they put one inside an 1850 home.

This geometric feat is a testament to the Incas' mesmerizing architectural abilities.

The first memorial dedicated solely to the Black troops who fought for the Union.

Rare recess caves fill this unbelievably beautiful Ohio park.

The longest and widest floating bridge in the world.

A grandiose title could not save this mercantile community from obscurity.

The blinking light atop the iconic landmark has been sending secret messages for decades.

This enormous World War II relic is one of the largest wooden structures in the world.

This statue of the "father of television" stands prominently in the United States Capitol.

A 1,100-ton train fell through the floor in 1953. Workers got it patched up in just 72 hours.

A hidden passageway now marks the site of an assassination attempt on Ronald Reagan that some say broke a 140-year-old curse.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

Conveniently located within binocular range of a nuclear bunker, the "summer camp" area was a painfully obvious spy house.