The world's oldest bookshop still in operation.

Ring the bell to enter a bar that looks equal parts museum and old curiosity shop.

A series of three shiny letters mark the boundary of an old refuge for those being pursued by debt collectors.

The colorful stairs are made with marble from the world's major quarries.

A labyrinthine network of chambers with a storied past hides below Edinburgh's South Bridge.

The Scottish Reformation leader's grave was paved over and is now a parking lot.

This small museum in a 17th-century building honors three iconic Scottish writers.

The fountain marks the area where hundreds of accused witches were burned at the stake.

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.

The sixth of London's "Magnificent Seven" cemeteries, and a source of unlikely inspiration to Beatrix Potter.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.