One of the world's largest tanks mimics the experience of watching rare whale sharks, giant rays, and deep sea creatures from the ocean floor.

The only depiction of Abraham Lincoln holding a weapon, and the names of all 9,000 Cuyahoga veterans of the Civil War.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

A tiny waterway named after a ghost story.

A 131-year-old wunderkammer of Texas history.

Of course the grave of JFK's assassin is surrounded by conspiracy theories.

The world's largest squirrel statue clutches a pecan bigger than your head.

Life's work of sculptor Elisabet Ney remains preserved in her last studio.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

Cryptic messages embedded in the New York City sidewalk.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

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

Experience a charming 1930's version of "infotainment."

A giant open-air sculpture made of over 200 full-sized boats.

This seaworthy collection was sparked by one man's passion for sailing.

A private collection of massive steel monsters guarding a Texas pipe works.

This historical air terminal in Houston is slowly becoming an aviation museum dedicated to the city's aeronautical history.

A majestic lion statue guards this Parisian botanical garden, and feeds on an unsettling item.

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

A haunting collection of the vanished and disappearing natural world.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

This historic Amsterdam bar used to accept sailor's monkeys as payment.

An ever-evolving wall of graffiti art off East Liberty Street.

The city is full of whimsical portals to another world.