Nature and art meet in this curvy creation

This former office building has been transformed into an immersive music venue and art space.

A rural hall of justice holds the world's only comic book and superhero museum.

A lesser-known part of the Kinsey Institute is this impressive collection of art, artifacts, and material culture related to human sexuality.

Locals dubbed this abandoned abode the "gingerbread house" because of its odd architecture.

This candy shop has been serving up sweets to the Louisville area since the 1850s.

A 30-year-old Sycamore tree grown from a seed taken to the moon and back.

A turn-of-the-century architectural marvel built on healing mineral springs and salt licks.

A medical facility that has been kept frozen in time.

A hidden network of subterranean passageways lies tangled beneath Indianapolis' bustling City Market.

This statue honors the author's groundbreaking family story.

A Maryland museum dedicated to Black history, housed in a historic church.

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

Drink wine handed out through a window as part of an age-old tradition.

The famous sculptor left his mark on this Italian wall in an internationally protected example of street art.

The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

The middle finger of modernity.

This hermitage celebrates the legend of Emperor Constantine's healing from leprosy.

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

Known for centuries as the famous Roman emperor's burial place, this monument is actually something else.

These hut foundations are believed to be the residence of Romulus, founder of Rome.

This ancient market is often referred to as the oldest shopping mall in the world.

The former home of an Italian artist is now a shrine to his ambitious works.

The ruins of an abbey believed to have been founded by Charlemagne in the 9th century.