A bench and a bridge pay tribute to Birmingham's favorite heavy metal band.

A hidden gem in the middle of the city's infamous Jewelry Quarter.

This series of underground chambers contains Europe's largest subterranean lake that is slowly drained each day.

The fountain marks the area where hundreds of accused witches were burned at the stake.

Established in 1638 to battle the Black Death, this botanical garden is a treasure trove of rare flora.

Where's a guy to go after a long, hard day at work?

The bones of two medieval royal lions were discovered at the historic fortress.

An unassuming London park is actually a pilgrimage site for modern clowns.

Legend says these colorful, invasive residents are the descendants of birds released by Jimi Hendrix.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

A monolithic monument in Greater London.

A plaque marks the underground site of one of London's "lost rivers."

The next-door homes of two very different musicians, George Frideric Handel and Jimi Hendrix.

Where Aleister Crowley attempted to seize the Hermetic Order of the Golden Dawn in a mask and a kilt.

The Tudor-style cottage in the middle of the square is not quite what it seems.

Originally built for London’s cab drivers, this bright green hut now serves anyone a hot drink or meal.

The barrel-made lookout from Shackleton's final ship is tucked away in the crypt of one of London's oldest churches.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

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

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

This pub was 238 years old when it decided to revamp its image: It started serving Thai food.

Never actually a tree at all, this spot was the site of London's public hangings for nearly 600 years.

There's an exclusive Beefeaters pub hidden in the Tower of London.