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

The hidden "ballroom" under a mansion lake was built by a criminal who ate a cyanide pill during his trial.

The world's largest collection of witchcraft regalia.

A tongue-in-cheek arcade where the games are based on everyday life.

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

The sign at the garden gate reads: "These Plants Can Kill."

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

Hidden in Carnfunnock Country Park is a lasting testament to the Normans who once settled in the region.

A Victorian marvel of engineering is now a 21st-century tourist attraction.

The "Black Arch" guards the entrance to the picturesque Glens of Antrim.

Every year locals give the bear a fresh coat of paint to preserve its signature goofy grin.

The lake that fills and empties itself at random.

For part of the year, this innovative greenhouse is painted white to keep the plants from getting scorched.

This gnarled old tree supposedly sprouted from seeds kept in the pocket of a 16th-century Spanish sailor.

This cemetery overlooking the Benbulben rock formation is the final resting place of one of Ireland's most beloved poets.

Certain traditions prevail on the least-visited island of the Aran Islands.

The world's tallest box hedge is found in a delightful garden.

Wallabies live naturally on this Irish island.

Wander among the abandoned ruins of this once-powerful medieval town.

Just a few miles off the western coast of Ireland lies an isle steeped in Irish literary history.

There might not be much left of these Irish ruins, but their linguistic legacy is still going strong.

This controversial Irish show cave is home to a massive formation known as the Great Stalactite.

A rocky Irish outcropping with a history of wealth, conflict, and ruin.