A Dutch museum preserves the world's most diverse collection of vertical slices of soil.

In an isolated field near a dilapidated barn stands this chilling portrayal of the plight of the Nuba peoples of Sudan.

Human-made caves excavated to hide a secret society of wealthy pagans.

The granddaddy of English geoglyphs dates back to the late Bronze Age.

A rotting air force base is now home to rare birds and scarce plants.

Legend says this public grazing area hasn't been plowed for thousands of years.

The fantastic charm of England's oldest botanical garden has made it a place of writerly inspiration for centuries.

J.R.R Tolkien, C.S. Lewis, and other "Inklings" met at the Oxford pub to discuss the now legendary fantasy stories they were writing.

One of Europe's oldest libraries.

The lantern carried by the infamous Guy Fawkes when he was arrested while attempting to blow the houses of Parliament and the King of England to smithereens

Once one of the largest rooms full of books in the world, this bookstore basement is still a treat for bibliophiles.

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

Hidden in plain sight, this creepy sculpture watches from above.

This former train tunnel is filled with lines from a poem crafted by Robert Louis Stevenson.

One of Edinburgh's most popular works of street art is located well off the beaten path.

This series of Scottish caves has no clear purpose other than baffling historians.

An iconic red telephone box turned tiny art gallery.

Enter this small nook and you'll be surrounded by 360 degrees of street art.

A secret garden in a picturesque Edinburgh village has inspired artists for centuries.

A succession of eerily contemplative iron figures lead from a Scottish museum to the sea.

Once home to a Scottish baronet, this 18th-century historic house doubles as a legendary art space.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

A beautiful Greco-Roman structure houses a well once believed to have healing powers.

A library where thousands of books explain how to avoid another Great Recession.