This 11th century tower is said to be the oldest building in Oxford.

One of Europe's oldest libraries.

Once one of the largest rooms full of books in the world, this bookstore basement is still a treat for bibliophiles.

Hidden in plain sight, this creepy sculpture watches from above.

The lantern carried by the infamous Guy Fawkes when he was arrested while attempting to blow the houses of Parliament and the King of England to smithereens

One of Oxford's greatest treasures likely belonged to England's legendary King Alfred the Great.

Used as an example in one of the first dictionary entries for "museum" in 1706.

A plaque marks the humble origins of an artistic muse who embodied the ideals of Pre-Raphaelite beauty.

An extraordinary collection of scientific instruments - and Einstein's chalkboard - inside the world's oldest purpose built museum building.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

A hidden plaque is the only reminder of the lost palace where two storied English kings were born.

The bar where "The Great Train Robbery" was planned was once a nexus of high society and low morals.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

A student driver's nightmare.

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

19th-century scientists would make the pilgrimage here to verify the precision of their measuring sticks.

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

This inn of the court provides a fascinating window into London’s legal and architectural history.

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

Victorian-era Londoners really wanted to believe this 17th-century cistern was actually an ancient artifact.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

This Underground station has been a popular filming location for decades, even before it closed.

This 1920s Dutch barge is now a floating bookstore.

A massive volcanic plug is now a protected area that hosts a number of bird species.