This building has a giant piercing through one of its corners.

One of the world’s smallest bars, just 13 square feet, is brimming with speakeasy flair.

A brutalist gem towering over the heart of Milan.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

A maritime museum holding the remains of Blackbeard's pirate ship.

An anonymous art project beneath Longfellow Bridge where hundreds of trophies line the steel support beams.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

A modest reminder of treacherous waters at the Golden Gate.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

Ancient ruins hidden underneath a modern luxury hotel.

A monumental fountain in Rome features a large statue of Moses that has been criticized for centuries.

The state bird of New Mexico, constructed entirely out of garbage.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

The site of the first couple's first kiss is commemorated by the most adorable presidential monument ever.

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

A local prank turned town icon.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

The only rotating bar in New Orleans has been slowly spinning since 1949.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

The 606 is a decade in the making.

An emporium for the weird, creepy, rare, and just plain gross.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.