An intriguing three-sided folly is a testament to one man's devotion to Catholicism and the number three.

Hundreds of huge, centuries-old horseshoes adorn the walls of this nontraditional 12th-century castle.

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

This unchanged Victorian park is rumored to have been the inspiration behind Peter Pan's Neverland.

An engineering error ensured this cavernous 350-foot-long subterranean thoroughfare was never used as intended.

The oldest inn in England served brew to the crusaders.

This early 19th-century blast furnace only survived because it was a financial and technical failure.

This home of a taxidermy hoarder is among the grandest and most singular of historic English estates.

The alleged birthplace of Lady Jane Grey, who was executed at age 16 for claiming the throne of England.

This bare, bronze lad in a lone sock sits in the middle of Loughborough’s town center.