It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.

The world’s largest combined collection of U.S. and Russian aircraft got its start in a poultry building.

A diverse, expansive nature preserve in northeastern Kansas.

Romania's triumphal arch looks out over Bucharest.

Nine centuries-old fortresses guard the walls of this medieval Romanian city.

A fire once nearly devoured this gorgeous 14th-century Gothic cathedral.

The European towns of Brașov and Râșnov each have proud signs reminiscent of the Hollywood sign.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

Something's watching you.

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

Nondescript elevator doors open to reveal a stunning, surreal world.

Seriously good slices of Sicilian pizza lurk at the back of the Bronx's oldest enclosed market.

New York's oldest magic store.

The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

Rent out a glass igloo to watch the Northern Lights like you live in the future.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

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

A historic presidential getaway on the continental United States' southernmost island.

A small poultry graveyard in the courtyard of a popular Key West watering hole.

"We Seceded Where Others Failed."

Leave it to Key West to drop a real-live drag queen instead of a ball to mark the arrival of the New Year.

An idyllic swimming pool tells the tale of Hemingway's trouble with women.

A monument celebrating the idea of reaching inaccessible places.