The dance of this huge clock is a magnificent and eerie commentary on good and evil in the history of humankind.

Remnants of the 16th-century defensive wall still stand unassumingly within Edinburgh.

Anonymously sculpted and donated, these sculptures made from poetry books and pages are sprinkled around the city.

The tomb of one of Scotland's bloody historic villains is a magnet for bumbling desecrators.

The 16th-century church has the only stained glass windows that survived the Scottish Reformation intact.

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

An extraordinary collection of scientific instruments - and Einstein's chalkboard - inside the world's oldest purpose built museum building.

Used as an example in one of the first dictionary entries for "museum" in 1706.

Home to the most complete dodo remains known - one head, and one foot.

Ancient Egyptian wigs, South American feather headdresses, a bounty of anthropological artifacts in Oxford.

One of Europe's oldest libraries.

Museum in a swimming pool where the water still flows.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

France's most famous cemetery, with some of its most curious tombs.

This triumphal arch celebrating the Sun King's conquest of Lille is a masterpiece of military architecture.

An astounding collection of taxidermy, fossils, skeletons, and even a few strange live beasts.

This Funeral Hearse Museum represents the finest in cadaver transportation.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Step inside the first house designed by Catalan architect Antoni Gaudí, considered to be one of the first Art Nouveau buildings.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

A temple to modernity, tucked away amid Barcelona's more well known museums.