The second smallest castle keep in England.

One of the highest Roman forts in Britain is set amid dramatic scenery on a notoriously difficult road.

Dedicated to the legendary comedian Eric Morecambe depicting his iconic "Bring Me Sunshine" stance.

This man-made waterfall was designed to help improve access for spawning salmon.

The skulls and bones of thousands of soldiers line the walls of this small Italian chapel.

The bones of some 7,000 soldiers killed in the historic Battle of Solferino are stored here.

On the shores of Lake Garda, the ruins of a Roman villa that allegedly belonged to the poet Catullus.

These "bridges" help confused bats cross the road.

A retired military stronghold on the rolling green coast of Donegal.

Remains of the artificial harbours invented for the Allied invasion of Normandy can still be seen at sea.

France's most famous cemetery, with some of its most curious tombs.

This demon atop the Notre-Dame de Paris looks utterly bored.

London's marvelous wildfowl reserve along the Thames.

One of the shortest streets in York has an especially odd name.

The highest peak in all of England is plagued by dangerously fickle climate shifts.

A six-ton wedding present for the King of the Scots.

A close look reveals that the Scottish monument is just slightly off-kilter.

A unique tribute to the millions of animals who served and died for the British military.

In 1943 the British military took control of this village, telling residents they had to leave temporarily. The villagers were never allowed to return.

This lonely cast-iron structure is the only wave-washed lighthouse of its kind left in all of Britain.

The quiet field that inspired one of the most famous songs of all time.

This one has sailed five times as far as Sir Francis Drake's famous ship.

Cliffs full of fossils at the portal to England's Jurassic Coast.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.