Sniff the Titan Arum's rotting flesh.

A dilapidated dock tells the story of Titanic’s missed arrival.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

Order a boozy baba au rhum at the oldest patisserie in Paris.

Marvel at the opulent Art Nouveau interior while dining on dirt-cheap French classics.

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

Some 80,000 Delft Blue tiles line the inside of this Amsterdam walkway.

This bird-loving brewery is situated in an old municipal bathhouse, nestled beside a 300-year-old windmill.

A beautifully eclectic mix of architectural styles.

A state-of-the-art medical facility from the Imperial era is now a derelict ruin.

Tiny memorials honor individual victims of the Holocaust.

This water-tower-turned-high-end-apartment building was once the site of an early Nazi concentration camp.

An abandoned NSA listening post on Berlin's "Devil's Mountain."

A fascinating insight into daily life in the Eastern Bloc.

For more than a century, Parisians have come for affordable dishes in a grand converted train station.

Grab a life-changing ham sandwich at this former horse butchershop.

Pitié-Salpêtrière was the dumping grounds for women who received the dreaded diagnosis of "hysterical."

Established in 1638 to battle the Black Death, this botanical garden is a treasure trove of rare flora.

This massive mural by famed pop-artist Keith Haring was hidden for almost 30 years until its 2018 rediscovery.

A daring D-Day assault by U.S. Army Rangers is commemorated atop the high cliffs of this strategic point.

A museum dedicated to one of Paris’s most famous residents, tucked into a corner of one of the city’s most famous squares.

Former hunting lodge of a duke who was an avid collector of impressionist works.