A section of a historic wooden trestle viaduct is preserved next to the railway line it once carried.

A rocky sea serpent hides caves, blowholes, and a spectacular natural bridge.

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."

The stately remains of Llywelyn the Great's mighty fortress.

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

This eclectic antique shop is home to the taxidermy remains of a celebrity lion named Simba.

An impromptu shrine appeared shortly after beloved "Torchwood" character Ianto Jones was killed off the show.

The remains of one of Wales’ great medieval buildings, with a pub in the cellar.

A spiral staircase connects the limestone cave with Pembroke Castle, birthplace of King Henry VII.

Tucked among the sand dunes overlooking a Welsh beach, a real-life tribute to a fictional elf.

This 19th-century island fort built to protect against an invasion by sea.

Created hundreds of years ago, the magical follies and landscapes at this park were almost lost to time before being restored.

A collection of retro plastic goods made with "the material of a thousand uses."

The castle still holds traces of the abandoned Roman fort it was built atop.

High Victorian fantasy created a fairytale castle out of a ruined fortress in Wales.

Recently restored menagerie of Victorian-era beasts.

This pedestrian walkway cuts through a cemetery and over several burial vaults.

The Bristol Camera Obscura housed in an ancient windmill.

This hill and tower are steeped in legend, from King Arthur to the Holy Grail.

A dark Victorian well house now plays host to mystical waters and pagan shrines.

A medieval cave used to shelter local hermits now holds nearly 200 old Quaker gravestones.

The abandoned funicular tunnel was a secret base for the BBC during World War II.

An alchemical monument that represents "Earth, Air, Fire, and Water."