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

London’s first road overpass is so old that it was originally built for horse-drawn carriages.

Legend says it was constructed with the destroyed pillar of an ancient Greek Temple.

An often overlooked ancient site in downtown Athens with substantial history (and nature).

This Byzantine Church was moved from Paris to Athens block by block.

This striking sculpture of Icarus honors Greece's fallen flyers.

This century-old, family-run bakery specializes in loukoumades, a Greek doughnut once served to ancient Olympians.

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

This small 16th-century church in Athens is almost entirely surrounded by a modern building.

A sharp sculpture made of thousands of pieces of jagged glass.

Named for a doctor who made a breakthrough in London’s cholera epidemic, this 1800s pub was also the site of a queer “kiss-in.”

A medieval replica of King Arthur's legendary table, the Round Table hanging in Winchester Castle was decorated by Henry VIII.

This silent sentry in the crypt below a large Gothic cathedral is often knee-deep in water.

This cathedral's stained-glass patchwork of psychedelic colors and shapes was put in place long before the swinging 60s.

Museum celebrating the history of computers, especially their role in codebreaking.

Home to Alan Turing, the cracking of the Enigma code, and Captain Ridley's shooting party.

This Underground station has been a popular filming location for decades, even before it closed.

The last manually operated turntable ferry in the world.

Where the sleeping monsters of Scotland's oil industry are left to rust.

This lovely Scottish nature walk leads to the source of a local legend.

Glasgow's oldest pub has a proud literary tradition and possibly a ghost or two.

The largest public library in the United Kingdom was designed to reflect the industrial and artistic history of the city where it stands.

The star-studded street honors the city's most notable Brummies.

A bench and a bridge pay tribute to Birmingham's favorite heavy metal band.