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

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

Revel in the Victorian splendor of the world's oldest eating establishment inside a museum.

A labyrinthine network of chambers with a storied past hides below Edinburgh's South Bridge.

The largest known medieval map of the world.

This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

Near Birmingham, England three and a half miles of top-secret tunnels housed a World War II “shadow factory” and a Cold War nuclear bunker.

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

A Roman spa buried deep beneath the City of London.

Puzzles within puzzles hide a golden treasure in this hedge maze.

This modern labyrinth lies in the shadow of a ruined medieval castle.

This romantic, decaying 13th-century ruin on the edge of Sherwood Forest is reputedly one of England's most haunted places.

The remains of a grand castle that may have inspired Bram Stoker's Dracula.

Lovers proclaim their unbreakable bond by leaving their names on locks fastened onto the Shoreditch fence in East London.

England's oldest surviving hedge maze has been confusing visitors for over 300 years.

This stately estate house features a tower covered in a bright, modern mural.

Remnants of cells from the most notorious London prison may lie in the basement of a rare Victorian Gin Palace.

The largest cave chamber in Britain—big enough to fit a whole cathedral inside.

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

Hidden in a grotto 26 feet below Nottingham's oldest hotel, this stylish subterranean drinking den is notoriously hard to find.

The ruins of this gorgeous clifftop castle look like something from a fantasy novel.

400-year-old garden, restored to beauty.

The site of London's first coffee house has been serving refreshments of one kind or another for 360 years.

This tangled English forest looks like something right out of a fairytale.