A 2,000-ton rock resting in a state of a delicate balance.

Stonehenge has nothing on Castlerigg’s views.

This giant steel bear is a tribute to naturalist John Muir.

The one-time stronghold of the noble Douglas family, now home to ghost sightings and nesting birds.

This tiny island is home to the world's largest colony of Northern gannets.

A curious structure built just for the birds.

One of four sister bronze sculptures dedicated to the widows and orphans of an 1881 tragedy.

A watchhouse constructed from tombstones, to make way for a burial pit, for the victims succumbing to a deadly disease.

A poignant memorial shows the widows and children left heartbroken by the worst fishing disaster in Scottish history.

One of the few surviving examples of Victorian-era public toilets now houses a small homestay.

A rocky outcrop where monks hid their most holy relic while escaping Danish invaders.

Twice a day this ancient path disappears with the tides, leaving the Holy Island of Lindisfarne out to sea.

These upturned herring boats make nifty storage sheds for fishing goods.

This tidal island, a sacred site in early English Christianity, was the target of a notable Viking invasion.

This giant wooden treehouse within a sprawling garden has its own eatery.

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

This enormous secondhand bookstore inside a Victorian train station sparked the "Keep Calm and Carry On" craze.

This enchanting Victorian estate was home to the world's first hydroelectric power generator.

A giant piece of cutlery designed to remind us about the origins of our food.

This Roman archeological site is hidden amid a 1930s housing estate.

The oldest warship in Europe is still afloat.

This medieval manor house was equipped with secret compartments for hiding priests.

This 15th century pub is one of only two pubs in England situated on consecrated ground.

The scene of the United Kingdom's most famous UFO incident, dubbed the "British Roswell."