Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

One part antique store, one part curiosities hodge-podge.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

This historic crypt was said to have been designed and built by the very person who is buried inside of it.

The bottle house obsession struck a Florida man in his retirement, and now he can't stop building.

"Bite or Smite" became the unlikely mascot of a Tampa suburb.

Just below the surface, shrimp are producing temperatures hotter than the sun.

One man's grief over the national tragedy has manifested in a pod of homemade whales on his front lawn.

"We Seceded Where Others Failed."

The first custom-designed building to showcase the works of Dale Chihuly is a wonderland of glass and light.

A monument celebrating the idea of reaching inaccessible places.

This kitsch eatery is chock-a-block with bric-a-brac.

An oddities shop that dabbles in the deathly and beautiful.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

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

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

Possibly the oldest church in Barcelona, this basilica has its pagan and Christian mythologies all mixed up.

A temple to modernity, tucked away amid Barcelona's more well known museums.

This former Baroque palace on the historic Calle Montcada is a rare architectural gem and was once the meeting place of an aristocratic scholarly society.