Three bridges straddle a stream, one stacked upon the other.

A real-life Professor Snape once taught in this Welsh university building, which students of course nicknamed “Hogwarts.”

A 19th-century funicular railway shuttles visitors up this surprising sea cliff to one of the world's largest camera obscuras.

A rocky sea serpent hides caves, blowholes, and a spectacular natural bridge.

An authentic, seaworthy replica of the ship that sailed to Newfoundland in 1497.

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

An incredibly well-preserved piece of ninth-century Viking poop.

This memorial to World War II's fallen airmen shows us the movements of the stars that once guided them.

These 20-foot jaw bones honor a time when the leviathan bones were a sign that whalers survived the hunt.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

Despite its ornamental looks, this towering Tuscan-inspired anomaly was a masterpiece in hydraulic engineering.

A solemn memorial in a majestic setting that honors a 1692 tragedy.

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

This enchanting Victorian estate was home to the world's first hydroelectric power generator.

A half-mile-long stretch of medieval forts built after a devastating pirate attack persists amid the modern port city.

Built as part of a "sludge fleet" that transported sewage, this historic steamship now mostly moves people.

This restaurant's specialty is "a major enigma for food historians."

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

This astronomical clock is the second oldest in England.

The oldest residential street in Europe also features an optical illusion.

A giant white horse drawn on an English hillside may not have been intended to be a horse at all.

Soldiers carved these regimental badges into the chalk hills in remembrance of those who died in World War I.

The largest greenhouse in the world is home to over one million types of plants.

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