Burial grounds for more than 1,000 bodies deep under the modern town of Rabat.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.

With a history stretching back to the 16th century, this pub has a few stories to tell.

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

These two 15th-century metal rods allowed people to check if they were swindled or not.

Cambridge’s century-old outdoor swimming pool is tied for being the longest pool in the United Kingdom, but it is also unusually narrow.

An ancient well nestled at the foot of Glastonbury Tor, shrouded in Arthurian legend and revered for its purported healing waters.

In the 1930s, people used to take boats from the mainland to see this Art Deco venue.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

This tiny triangular cottage is one of a kind in England, and has housed everything from a watchmaker's studio to coffin storage.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

A half-buried vehicle in Prague's is the latest iteration in a long-running piece by Czech artist David Černý.

Bullet holes in the church wall are a reminder of the violence that followed the assassination of a high-ranking Nazi officer.

Increasingly decayed figures stand as a powerful reminder of the human costs of Czech Communism.

A series of playful yellow penguins share a serious message about the environment.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

This seaside property, an example of Art Deco Streamline Moderne style, was designed to embody the curves of a great ship.

Since 1768, the pillar at Guildhall Market in Bath has been a hub of economic transactions.

One of London’s rare Tudor-era buildings is a fate-defying gatehouse for a church.

Murals of the wild parties once held on the frozen River Thames.

A unique work of automotive art calls this shopping center home.

Amsterdam's former hotspot for public executions and dissections.

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

A beautifully eclectic mix of architectural styles.