Murals of the wild parties once held on the frozen River Thames.

An unusual ode to the late Irish playwright, complete with a squiggly bust and coffin-shaped bench.

Drink your espresso at a Victorian-era urinal in this underground-restroom-turned-coffee-bar.

A tongue-in-cheek arcade where the games are based on everyday life.

A little slice of Japan and its aesthetics in London's Holland Park.

The final resting place to 300 Victorian-era pets hides inside the city park.

Rare and wonderfully wormy cadaver art captured in brass for centuries.

This unchanged Victorian park is rumored to have been the inspiration behind Peter Pan's Neverland.

Each spring this woodland floor is carpeted with purplish flowers as far as the eye can see.

A movable feast that is an East London institution.

This operational mill has survived centuries of destruction and construction.

Fantastically decorated underground chambers built in the 1760s.

Isaac Newton's former home, where the famous apple tree still stands.

A large collection of steam engines, organs, and fairground attractions.

The world's largest underwater restaurant is submerged off the southern tip of Norway.

This pub can leave even the sober feeling slightly unsteady.

Legend says this demonic carving inside a medieval cathedral was one of Satan's minions.

Hidden in a grotto 26 feet below Nottingham's oldest hotel, this stylish subterranean drinking den is notoriously hard to find.

When the public was consulted about a new piece of street art, they naturally asked for an enormous metal dragon.

Once a palace for the Archbishop of York, these 15th-century ruins now serve as a haunt for history buffs.

This English medieval castle is where King John died of dysentery.

An engraved stone in a village church claims to be the grave of a minuscule folk legend.

Hundreds of huge, centuries-old horseshoes adorn the walls of this nontraditional 12th-century castle.

The Columbia Road Flower Market is now open every Sunday, rain or shine.