An antiquated German apothecary on Chicago's North Side.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

A Museum of Holography frozen in 1974.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

This shop for all your super spy needs hides an educational secret.

The tallest bronze seated statue of the Buddha in Japan.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

This forlorn park is the result of a failed investment turned tax dodge.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

A former squatter's paradise outside Prague.

Countless grotesque faces stare out from this eerie Prague art wall.

The hidden lair of an alchemist rediscovered in a 2002 flood.

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.

A Jenga-style cylindrical tower of books that appears to go on forever.

A collection of anatomical samples from one of the first anthropologists to suggest that humans reached North America by crossing the Bering Strait.

A sculpture of the iconic East German car on four legs is a tribute to those who traveled to Prague seeking asylum.

Steadily reminding Czechia of its past.

One man's personal collection of KGB memorabilia is presented along with his strange viewpoint.

A mocking tribute to the past and modern leadership of Prague.

Buried five stories underground, this Soviet bunker is packed with gas masks and Cold War paraphernalia.

The first museum in the world devoted to sexual gadgetry.