Once a meeting point for great thinkers, and the midpoint of the country.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

This bronze marker acknowledges an embarrassing royal blunder.

This millstone commemorates a gruesome tale that may have been the source of the city's name.

Swedish skyscraper with a 90° twist.

Malmö’s bronze prince yearns for Copenhagen's 'Little Mermaid'—and his missing crown jewels.

Along the banks of the River Rhine lies a park that seems unassuming, but beneath the surface lies a long and fascinating history.

A famed artist's inspiring work of peace and tolerance.

While you wait to cross the street at a traffic light in Mainz, you might notice that the light is staring back at you.

A collection of busts honor the first 29 prime ministers of Australia.

This unusual stone monument marks the starting point of the epic and tragic event.

Three women and a 10-year-old boy are immortalized in this sculpture memorializing the 13,000 women and children convicts sent to Van Diemen’s Land (now Tasmania) between 1803 and 1853.

Located alongside the famous Salamanca Market and in sight of Parliament House, this large and elaborate monument is hard to miss, split into two sections and standing some 14 meters tall.

Somber memorial to the May 10, 1933, book-burning which took place on this spot.

The bones of the Biblical Magi traveled to Constantinople and Milan before landing in their current home inside an elaborate golden reliquary in the Cologne Cathedral.

This small seaside reserve supposedly inspired a young Errol Flynn to take the nautical adventures that would define him on and off the silver screen.

Locals have a long-running relationship with the big-beaked birds of this Australian fishing town.

This historic observatory contains the world's oldest refracting lens telescope.

Come for the flowers, stay for the bats!

Hidden within Sydney’s lush Royal Botanic Garden is a walled cactus rockery and the site of Australia's first zoo.

Direct access to a gold mine showing the boom and bust of Australia's Victorian gold rush.

A poignant memorial to remember the Australian nurses who lost their lives during the Second World War.

Oddly enough, a pair of Wolfs funded the construction of this Little Red Riding Hood sculpture.

A copy of the Statue of Liberty greets visitors to the birthplace of Auguste Bartholdi.