An ancient octagonal weather station named for the eight Greek gods of wind.

The railway carts travelers to central Athens's highest peak, which offers stunning vistas of the city.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

This black sand beach was crafted from volcanic explosions including the historic Minoan eruption.

A Bronze age settlement on the Greek island of Santorini might have been the inspiration for Plato's Atlantis.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

This famous archeological mystery may be an ancient example of movable type.

A 2,000-year-old computer demonstrates remarkable engineering and astronomical precision.

A unique collection of Soviet military artifacts lies hidden away in a disused train, in the unrecognized Eastern European republic of Transnistria.

Great place to have a drink and a bite to eat in an atmosphere laden with New York's Bohemian past.

The bar where "The Great Train Robbery" was planned was once a nexus of high society and low morals.

This 19th-century pub features stained-glass windows celebrating Victorian-era "champions."

A tribute to the builder(s) of Bitcoin.

A diminutive statue that was inspired by the sculptor's own daughter.

Time stands still at this serene burial ground in the center of Budapest.

Inside this McDonald's you can dine on your Big Mac and fries next to a 2,500-year-old Roman wall.

Once a 19th-century brasserie, this McDonald's exterior celebrates Alsatian design and the "King of Beer."

A giant glider—designed by the father of the Rubik's Cube's designer—now soars within a shopping mall.

A marvel of technology a century ago, this disused power station now offers a lovely glimpse into the industrial design of the past.

A much-loved sculpture depicting the hero of a 1956 anti-Soviet uprising.

The holes in this wall provide a glimpse into Jewish life in Budapest, both past and present.

A triumphant marble and bronze fountain depicting a 15th-century Hungarian king and his hunting party.

From cartoon characters to tiny tanks, a guerilla sculptor's little bronze statues are hidden throughout the city of Budapest.

The metal leaves on this tree are engraved with the names of Holocaust victims.