Locals dubbed it the "Owl Building" because of its bird-like appearance.

Just like the real 36th president of the United States, animatronic LBJ amuses visitors with jokes and stories.

Turning night into day in Victorian-era Austin to thwart a serial killer.

This failed condo development was reborn as a street art hub.

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

Continuing the tradition of the dime museum in style.

A health museum containing a 27’’½-foot intestine.

Amazingly detailed marble cinerary urns that once held the cremains of Roman elite.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

The heroic sled dog of the 1925 serum run is preserved in taxidermy.

Unique collection containing a wide and curious range of contraceptive items.

Medical history museum featuring a lovely doctor's office from the 1800s.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

Go inside to really appreciate this 500-year-old technological masterpiece.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.

The massive machine creates cracking displays of indoor lightning.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

No one knows the meaning behind this giant sculpture of a nude woman with a fork riding a rooster in Havana.

Affectionately known as "Lord Bot," this historic statue has a cult social media following and rightly claims to be “the most metal inhabitant of the Wren Yard.”