This unique bridge curls up like a caterpillar to let boats pass and then unfurls again to span a small canal.

A village on the east coast of England that has almost completely eroded into the North Sea.

One of the few standing Roman lighthouses and a labyrinth of tunnels are a couple of the secrets at this historic castle.

The "Bridge Over the Atlantic" lets you cross the waterway in mere seconds.

A labyrinth hides in plain sight at each of the city's 270 Tube stations.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

The gigantic skull of a long-extinct species that once roamed the forests of England and Ireland.

The first geometric self-supporting spiral stairs in Britain are a truly beautiful sight.

This innovative steam machine was no doubt the most famous of the pioneer locomotives.

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

It is against the law to obstruct the view from the top of this English burial mound.

This colossal war machine is now a living museum dedicated to underwater warfare.

This tiny town features a tiny town that acts as a 3D snapshot of the town during the 1950s.

These remarkable cascades are the jewels of Upper Tees.

Putting the "mod" in "modular" since 2000.

The National Railway Museum in York is the largest railway museum in the world, attracting almost 1 million visitors per year.

This bridge is the first to be made entirely from iron, but designed like it was still made of wood.

Its collection includes a broad array of social, geographic, graphic design, and political history.

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

The whimsical twist of this spire was either caused by the Devil, an unexpected virgin, or lead.

The commemorative stone column conceals a secret laboratory.

This chain of artificial lakes was an ideal test ground for the aircraft that would carry the "bouncing bombs" used by the WWII "Dambusters" squad.

A portly statue of a golden boy commemorates an unusual cause of the Great Fire of London: the sin of gluttony.

This beautiful deer park was built so King Charles I and his court could go hunting while escaping a deadly plague outbreak.