The bell that once tolled atop a lost Edinburgh gate now hangs for all to see.

This unusual statue overlooking the Royal Mile has an interesting backstory.

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

This alley off Edinburgh's Royal Mile contains remnants of the city's seedier history.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

This cannonball embedded in the side of an Edinburgh house once served a surprisingly pedestrian purpose.

Edinburgh’s version of the Sistine Chapel is this former church, with an interior covered in paintings done by one woman over the course of nearly a decade.

This star-shaped artillery fort protected the mouth of the Thames from the 16th century to the Second World War.

This grassy, tree-lined hill shares a name with the much-loved novel that it inspired.

This historic London residence was once the womb of Scientology.

Surreal riveted sea forts once protected the Kent shores from German attack.

One of the world's largest collections of pathological specimens.

Geodesic dome luxury retreat in the Scottish Highlands.

A stone-filled garden in the heart of Edinburgh commemorates the father of modern geology.

A tribute to a child prodigy who died way too young.

A collective artwork that any visitor to the islands of Barra and Vatersay can add to.

This 16th-century tower house has a little hidden secret and a connection to an Apollo astronaut.

These plaques located in a court preserve a small piece of Edinburgh's history.

The recurring nature of this geographic feature might make it unique in the world.

A single oak tree rises out of the waters of Loch Lomond.

One of four sister bronze sculptures dedicated to the widows and orphans of an 1881 tragedy.

This Scottish bay still reveals evidence of its days as a seaside swimming pool.

This audio art installation pays tribute to the weather and unique linguistic history of the archipelago.

A tumbling waterfall near a narrow passage that was used to herd cattle for hundreds of years.