An Arizona museum with a collection of pharmaceutical oddities, including a jar of a gangster's chewed gum.

Named after a militant urban guerilla, this famous former squat is a graffiti-covered stronghold of leftist culture.

This off-limits room in the National Library of France is home to a system of pneumatic tubes, once used to bring books to readers.

The famous abolitionist’s preserved estate is one of Washington's finest monuments to its great Black citizens.

A Lycian city of the dead carved into the hillside of Southern Turkey, complete with startlingly human touches.

Is this the most Portland place ever?

A heavenly experience, right here on Terra Firma.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

This North Carolina store preserves a historic moment in America's movement for racial equality.

Take a steam-powered ride straight out of the past on this Appalachian rail line.

Outlaws, hot springs, and tragedy have all left their mark on this ancient road in the Icelandic highlands.

Six times a day a train runs right through the middle of this Thai street market, sending vendors scrambling.

A small sculpture garden that provides a microcosmic representation of California.

This museum tells the story of lake dwellers from 4000 BC to 850 BC, replete with stilt houses and goats.

The artist and his brother are buried in a landscape straight out of a van Gogh painting.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

Budapest's Communist-era statues, banished to the suburbs.

This quaint Hungarian railway system is operated exclusively by children between the ages of 10 and 14.

The complex has been abandoned since the Croatian War of Independence, barring a stint as a set for 'Game of Thrones.'

William Faulkner kept his beloved estate wild and untamed.

Since ancient times these picturesque springs have been providing bathers with healing waters.

When a medieval fire claimed the original St. Stephen’s Cathedral, it sparked a pattern of unquenchable organ building.

Unparalleled stargazing, one of Colombia's best observatories, and a swimming pool can all be found in the middle of this ancient tropical forest.

Only 68 people per day are allowed to visit this New Zealand bird-watcher’s paradise.