A hermit's tiny cell built into the cliffside that saved him in South Pembrokeshire.

Charles Babbage's proto-computer, painstakingly brought to life.

This haunting stone chasm is a hotbed of mossy rock and English legend.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.

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

Besieged by war, this castle ruin has crumbled into a peaceful picnic spot.

Artists and musicians now rule over this former rail station.

Following the trail of an old metro line, this scenic path is haunted by a creepy spriggan statue.

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.

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

A historic arboretum and non-conformist, non-denominational park cemetery.

Abstract dinosaur models in London.

The highest peak in the United Kingdom has a history of physics, specters, and a pilgrimage of strange objects.

Scattered throughout London are ancient remnants of the city's former bounding wall.

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

The remains of Crystal Palace Great Exhibition of 1851.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

A Victorian natural history and ethnographic museum with wonderful turn-of-the-century, science-book-esque evolution displays.

A cluttered and astounding collection of antiquities and curiosities.

Eighty million natural history specimens call this gargantuan museum home.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

A student driver's nightmare.

360° views of the city plus five floors of optical illusions and hands-on science.