A beautiful footbridge with over 2,000 glass sculptures along the walls and ceiling.

Tacoma's historic Beaux-Arts train station is now a federal courthouse featuring large-scale glass sculptures by artist Dale Chihuly.

The beautiful, ornate weather station is the most popular geocache in Salzburg.

This deconsecrated church has seen many uses, from a tobacco storehouse to a cinema.

A silly medieval mural preserved on the side of a Viennese house.

Baroque celebration of the end of the Great Plague of Vienna.

Legends surround an ancient tree trunk riddled with nails for good luck.

Royals, rebels, and artists have all conversed at this grand 19th-century Viennese coffee house.

Op-art architecture designed for happiness.

Steadily reminding Czechia of its past.

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

Established in 1638 to battle the Black Death, this botanical garden is a treasure trove of rare flora.

The remains of an ancient Roman teenager are memorialized at the base of a modern London landmark.

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.

The barrel-made lookout from Shackleton's final ship is tucked away in the crypt of one of London's oldest churches.

A sculpture outside London's oldest cathedral honors the Mohegan chief who died while petitioning the king.

This pub has roots dating back to 1430 and serves as the setting for multiple Charles Dickens stories.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

Soon after its unveiling, this giant inverted globe sparked controversy and was vandalized.

A building claimed to be London’s smallest house has an obscure history.

Never actually a tree at all, this spot was the site of London's public hangings for nearly 600 years.

Claiming to be the oldest hat store in the world, this historic haberdashery had a hand (and a head) in the creation of the Bowler.