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

This slice of 1960s Danish modernism does not conform to the Oxford college stereotypes.

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

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

This nondescript building was the birthplace of Morris cars.

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

J.R.R Tolkien, C.S. Lewis, and other "Inklings" met at the Oxford pub to discuss the now legendary fantasy stories they were writing.

A plaque is all that remains of a lost Oxford transport hub.

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

The remnants of this unusual bridge await an uncertain fate.

Inside this church is an obscure piece of art carved by the famous Alice Liddell.

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

Wedged between two buildings at the Great Ormond Street Hospital is this secret music installation.

Murals of the wild parties once held on the frozen River Thames.

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

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

The signs of a long buried road can still be found hidden beneath a London sewer grate.

A closed London rail station created to cart away the dead still bears the marks of attempts to make it less morbid.

On October 17, 1814, a 15-ft. wave of beer ran rampant through the streets of London.

A community of artists and entrepreneurs seeks a simpler life on London's waterways.

The largest of London's subterranean rivers and once a mad, bad center of London life.

Children's hospital in London that operates on royalties received from Peter Pan, which J.M. Barrie signed over in 1929.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

The childhood home of Earth's alien chameleon is a humble Brixton flat.