Over 4500 valuable bibles are safely tucked away in this museum in central Oslo.

Charming small streets lined with well preserved wooden houses dating to the 18th and 19th century.

The hillside where Edvard Munch experienced the panic attack that inspired “The Scream” offers one of the most striking evening views in Oslo.

Once silenced for being off-key, this bell has found a new voice as an interactive public artwork.

A small Oslo museum dedicated to failed products, bad ideas, overhyped inventions, and the strange lessons hidden inside them.

Centuries before masks and sanitizer, Oslo’s oldest public monument remembers its last plague dead.

This cannonball embedded in the side of an Edinburgh house once served a surprisingly pedestrian purpose.

This sculpture marks the spot where one of the greatest Roman rulers was proclaimed emperor.

One of the shortest streets in York has an especially odd name.

Makers and sellers of the original and finest York Ghosts.

Follow the original medieval paths that wind through this intriguing section of the city.

An incredibly well-preserved piece of ninth-century Viking poop.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

A hidden three-foot-wide house separates these two regal churches.

The original version of Porto's most famous sandwich is just as good here as it was a century ago.

Elaborate tile work in this railway station tells the story of Portugal.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

This historic streetcar system has been running since the 19th-century.

The only Roman honorific column in Istanbul.

Taking the subway here means doing so over a bridge located in the middle of an estuary.

This column celebrates Rome's victory over the Goths, and may be the oldest Roman monument in Istanbul.

Ancient serpentine sacrifice holder that has stood the test of time.

A fountain standing as a testament to a doomed alliance.