The location of the world's first telescope demonstration.

Unchanged for centuries, this medieval library keeps its books in chains.

Pop culture has helped to keep this iconic British building from being destroyed.

William Blake claimed to have painted this gothic masterpiece after encountering this nightmarish being in a vision.

Giant, friendly pelicans in Central London, the most unlikely of places.

The bronze uniforms commemorate the vital role of women during World War II.

The television series' iconic giant foot was borrowed from this classical painting.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

A naturally mummified 2,000-year-old man.

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

Hear the quietest sound from across the dome.

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

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

Regency-era excess on the English Coast.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

This giant geoglyph of mysterious origins is now the site of neo-pagan rituals.

These stark white cliffs were spat up by the sea and are slowly being retaken by it.

England's most notorious suicide spot.

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

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

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

Famously misunderstood wonder of the ancient world

A medieval replica of King Arthur's legendary table, the Round Table hanging in Winchester Castle was decorated by Henry VIII.

Poet William Blake penned some of his most famous work during his brief stay at this beloved country cottage.