One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

An exotic wildlife habitat right off The Strip.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

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

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

Ship-sized kinetic sculptural fantasy.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

Eighty million natural history specimens call this gargantuan museum home.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

This Victorian marvel of engineering and artistic prowess is nicknamed the "Cathedral of Steam."

The undercroft is a spectacular example of medieval Cistercian architecture.

The ancestral home of beloved English poet Lord Byron has a bizarre history.

The largest oak in England is said to have been the hideout of Robin Hood and his Merry Men.

This poignant WWI memorial looks like a lighthouse 100 miles from the sea.

This home of a taxidermy hoarder is among the grandest and most singular of historic English estates.

Semi-precious Blue John stones have been mined in this cavern system for centuries.

Seat of the Duke and Duchess of Devonshire for centuries.

A magnificent winding road through a steep valley, with deep natural caverns at the bottom

A gorge full of caverns where early humans lived alongside cave hyenas, giant mammoths and wooly rhinoceroses.

A curious urban windmill once owned by a renowned British mathematical physicist.

A 15th-century former coaching inn forms the implausibly grand entrance to a 1980s shopping mall.