This millstone commemorates a gruesome tale that may have been the source of the city's name.

This chimerical bridge/tunnel appears to dead end right into the sea.

A beautifully eclectic mix of architectural styles.

The beautiful baroque library of the Hapsburg empire.

Baroque celebration of the end of the Great Plague of Vienna.

The final resting place of the great navigator, or maybe his brother.

This former charity hospital for elderly clergy houses some of Seville’s most treasured paintings.

London's smallest police station is barely the size of a phone booth.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

The world's most active stratovolcano is almost always erupting.

Go inside to really appreciate this 500-year-old technological masterpiece.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

A scattered trail of street art adds a pop of color to the city's stark structures.

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

An ancient water supply dating back almost 500 years can still be found standing in East Sussex.

Also known as Rye Castle, this 13th-century fortification later became a prison and held one of Rye's most famous criminals.

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

This centuries-old hotel hides a network of secret cellars and passages once used by smugglers.

A quiet, semi-secret square with statues of Mahatma Gandhi, Virginia Woolf, and a conscientious objectors stone.

Decrepit Victorian public lift is a white-knuckle ride.

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

Regency-era excess on the English Coast.

Museum dedicated to the UK's first charity for abandoned children, with keepsakes of the mothers who left them behind.