A delightful but little-known public observatory and planetarium in Munich.

The world's oldest operating jazz club has been in operation since May 1934.

A wacky two-story folk-art assemblage of carved and found objects, with lights, motion, and sound now in need of financial support.

It's gunky, it's gross, and it's been freed from the sewer and put on display.

One of Detroit’s oldest blues clubs stands in defiance of the passage of time and the city’s shifting fortunes.

The concrete shell of an industry giant remains as a playground for graffiti artists, auto scrappers, and paintball warriors.

This empty Detroit high school was too expensive to maintain or destroy.

This quaint stretch of road is the final resting place for hundreds of America's four-legged veterans.

This monument commemorates the only American soldiers to have directly fought Russians during World War I.

A coin-operated washing machine turned jukebox, complete with an outdoor dance floor.

A museum dedicated to the dead and the tools used to usher them into the afterlife.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

A retirement home for soldiers that can trace its history to the Elizabethan era and beyond.

This ruined medieval castle was the scene of Lord Robert Dudley’s seductive reception for Queen Elizabeth I.

One of these two land speed record-breaking vehicles went so fast it shattered the sound barrier.

Built in the 1300s, this magnificent building that hosted England's kings and queens transports you to the Middle Ages.

This home of a taxidermy hoarder is among the grandest and most singular of historic English estates.

A kaleidoscopic warehouse-maze of handmade neon signs.

The curios of pharmacist and collector Henry Wellcome.

This collection of illusory paraphernalia has been culled from the history of London's premier magician's club.

Double spiral staircases are not unheard of, but they are very rare.

Bizarrely-painted church designed by a controversial artist.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

A beautiful but toxic fountain of mercury.