London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

The curios of pharmacist and collector Henry Wellcome.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

Hidden on a cobblestone street in Glasgow, a Czech Cajovna-inspired teahouse serves as a hangout for Bohemians.

Makers and sellers of the original and finest York Ghosts.

Massive puppet-automaton machines created by French artist collective Machines de l’Ile.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

BDSM, 1930s Style.

The headless bodies of more than 1,300 guillotined victims of the Reign of Terror are buried here in mass graves.

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the century.

This massive library holds what was once the largest book collection in the world.

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

This 1,300-year-old marker is one of the finest and most complete early Christian crosses in Scotland.

The heads of two giant mythological water horses honor Scotland's horselord past.

This 1920s Dutch barge is now a floating bookstore.

Accessible only at low tide, the deserted island is dotted with World War II ruins.

360° views of the city plus five floors of optical illusions and hands-on science.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

The solitary cairn marks a mysterious death that's still controversial more than two decades later.

A community's effort restores the historical Maryhill Burgh Hall.

This mountain is one of the largest in Scotland but is better known for its hollow insides.

This stately bank building hides a spectacular star-studded ceiling.

This Scottish castle has witnessed clan rivalries, Jacobite uprisings, whisky smuggling, and more.

This seaside Scottish holiday rental lets you live out your bookselling dreams.