One of the largest mechanical models of the solar system in the world.

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

17th century puritan church with connections to the Salem Witch Trials.

The enormous earthwork sculpture honors the ponies that lived and worked in the old colliery.

These ancient sea caves hold Britain's highest concentration of Pictish rock carvings.

A whale's jawbone and a malfunctioning harpoon welcome you to the village of Bragar and its lore.

The world's largest prehistoric copper mine had 30,000 animal bones scattered throughout the maze of passageways.

This remote Scottish isle is only inhabited by seals, birds, and the memory of a tragic settlement.

On this wooded path, a stained-glass window creates a spellbinding forest cathedral.

Even after the church tried to wipe the practice out, this pagan festival lives on each year in a small Scottish village.

This Scottish burial tomb once held hundreds of ancient eagle bones.

This observatory within Europe's first dark sky park offers stunning views of the night sky.

This tiny island featuring 9th-century Viking ruins is only accessible at low tide.

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

Large-scale contemporary artworks tower over fields and lurk in forests around a Jacobean manor house.

A hermit's tiny cell built into the cliffside that saved him in South Pembrokeshire.

Three bridges straddle a stream, one stacked upon the other.

A miniature Italianate fantasy village on the coast of Wales and the set of ITC classic "The Prisoner."

A small island abbey is the final resting place of many medieval Scottish monarchs, including the real Macbeth.

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

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

Museum about life, death, and cannibalism in the Stone Age.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.