The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

A kaleidoscopic warehouse-maze of handmade neon signs.

The canine-themed book collection claims to be Europe's largest dog library.

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

This 22-floor tower's Skydeck offers panoramic views of Amsterdam.

The world's first zoo for microbes collecting the horrible and wonderful things living on and around us.

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

A tongue-in-cheek arcade where the games are based on everyday life.

A 19th-century mansion houses the largest collection of gin in the European Union.

This refurbished gas station is one of the oldest in Texas, located on the original Route 66.

Inside this Krakow church, an explosion of psychedelic color.

A statue commemorating a Polish dog who took his role as man's best friend very seriously.

Extremely famous in his native country, this Cracovian painter is all but unknown beyond Polish borders.

Poland's oldest surviving university building holds a wealth of historic science instruments including some used by Copernicus.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

Real bones which are said to have belonged to a Polish dragon.

This unusual hostel provides a glimpse of life in a city under siege.

The first patented shaved-ice machine heralded a snowy wonderland of iced treats at a favorite New Orleans summer shack.

This 45-story tall abandoned skyscraper is the third tallest building in New Orleans and Lousiana.

Life-sized sculpture of a blue whale made of hand-recycled plastic trash.

Along the Palisades skyline are the ruins of a large mansion built in 1911 and demolished in the 1930s.

After the oysters have been shucked, and the restaurant's been shuttered, the terrazzo sidewalk from the 1940s is all that remains.

A billionaire heiress' menagerie of animals were lovingly laid to rest on the grounds of her former estate.