This Roman amphitheater is said to be King Arthur's legendary Round Table.

Local lore says passing infants through its holes could magically cure them of measles and rickets.

It's possible to walk inside one of the largest Neolithic tombs in Britain.

Abandoned boats decaying in the largest ship graveyard in mainland Britain.

A well-studied colony of endangered bats roosts in this abandoned Victorian Gothic mansion.

The "father of immunology" used this humble hut to offer the local people some of the world's first free vaccinations.

Where an 11th-century flying monk crash landed after attempting to take to the skies.

The metal frame is all that's left of a wicker sculpture which once towered over the M5 motorway.

Gothic tower mentioned in Thomas Hardy poem "The Channel Firing."

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

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

This overgrown Victorian chapel made of corrugated metal looks utterly out of place.

An Iron Age hillfort rooted in Arthurian legend was made famous by musician Peter Gabriel.

With lush plants and flowers, huge trees, ponds, and hidden monuments, this place feels a bit like discovering Narnia.

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

The final resting place of one of the most influential modern occultists.

Inside this magnificent 12th-century church is one of the finest carved wagon-roofs in all of England.

A measuring mishap led to these artificial stone ladies losing their stomachs.

Long-secret natural history museum, featuring the skull of a "Terror Bird."

Built by the patron saint of illusionists this Elizabethan manor house is riddled with secret cubbies for hiding priests.

A spooky juxtaposition of caves and graves gives this legend-filled cemetery a particularly haunting vibe.

A circle stone within a stone circle.

Oxford University's stateliest library seems designed to make students truly feel the weight of knowledge.

This strange moor has a song written about it, Bronze Age carvings, and an alien sighting.