The building hides in plain sight in Ribadavia's historic Jewish quarter.

The singer, actor, and activist lived here during his final years, and now it’s a museum dedicated to his legacy.

This pirate-broadcasting-tower-turned-restaurant played a rebellious role in the history of Dutch television.

The building features one of the last remaining free-floating spiral grand staircases in the U.S.

The decommissioned station is now a museum packed with antiquated hydroelectricity artifacts.

If there's another drive-through golf-cart bar in a bat-filled cave on top of a mountain, we don't know about it.

This museum explores the lives of Chang and Eng, the "Original Siamese Twins."

Squeezing inside this deep, narrow canyon reveals a festival of desert colors.

In Spain, the ruins of a Roman military camp sit along a flooded section of a river.

The ruins of an abandoned church mingle with the graves at Oaxaca’s General Cemetery.

The first American woman to win the Nobel Prize in literature came from the foothills of Appalachia.

Mariners once used this prehistoric landfill as a navigational landmark.

A classically trained chef makes beloved burritos inside a gas station.

The tiny, studious rodents greet visitors to the National Archives of Finland.

The abandoned transportation hub hides within the Glasgow attraction it once served.

A gray market run by Burmese Indians offers a portal to a forgotten period in history.

A preserved portion of an ancient Athens barrier is displayed in a hotel basement.

Inside this mansion turned museum, the works of prominent Croatian artists are on full display.

This storybook New England home is actually a decommissioned lighthouse.

Visitors to this arboretum are greeted by three smiling giants crafted from sustainable materials.

Known as the "Hobbit Houses," these storybook homes look like they're straight out of the Shire.

This historic patch of real estate offers a glimpse of colonial Boston.

Much of what constituted mid-century Liverpool now litters a beach outside of town.

This small Key West museum is packed with dozens of artifacts that illustrate the life of the iconic playwright.