This tiny train shuttles passengers to one of Northern Ireland's most spectacular sights.

Northern Ireland's Brobdingnagian stepping stones.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

A pagan tradition of draping trees with rags eerily lives on.

A peculiar museum that includes many drunken tales, a drunk driving simulator, and much more.

Museum about life, death, and cannibalism in the Stone Age.

Near this coastal cave stands a small memorial to the hermit who made it his home for three decades.

Legend says this cave housed a 16th-century cannibal and his family of 48.

Though difficult to access, this stunning cave has a place in Scotland's poetic history.

It is said the legendary wizard once lived in this sea cave beneath Tintagel Castle.

At just 25 inches at its narrowest point, it's one of the tightest streets in the world.

Giant, friendly pelicans in Central London, the most unlikely of places.

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

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

Abstract dinosaur models in London.

The largest greenhouse in the world is home to over one million types of plants.

A unique waterfall that some believe attracts the fairfolk.

400-year-old garden, restored to beauty.

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

A little slice of Japan and its aesthetics in London's Holland Park.

An incarceration museum on the spot of possibly the oldest prison in England.

The anatomical-pathological collection of a man who changed surgery.

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