A set of medieval stained-glass windows tell the gruesome story of a Viking siege.

This foreboding medieval castle was twice besieged by barons rebelling against the English king.

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

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

Legend has it that Bishop Oliver King dreamed of angels ascending to heaven and ordered the church's reconstruction in the late 1400s

A mysterious shape catches the eye in this 16th-century painting.

The broken skateboards that became a poignant memorial to a murdered skater.

A living memorial to the trees London lost during the Great Storm of 1987.

The medieval woodcut-style artwork chronicles life in medieval London.

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

The purported midpoint in London from which all distances are measured has a tragic love story at its core

A haunting monument dedicated to the Royal Naval Air Service and the Fleet Air Arm.

Numberless clock creates a meal of time for the dreaded, insectile Chronophage.

The Cambridge pub where Francis Crick announced that he and James Watson had discovered the DNA double-helix.

Local legend says Isaac Newton built this footbridge without any screws, bolts, or nails.

Named after a lodging site that existed nearby, a bridge has existed at this location since 1455.

This tree was grafted from the actual tree that led Isaac Newton to ponder the theory of gravity.

One of the few remaining examples of 19th-century London’s attempt to clean up its reputation.

The (fictional) address of Sweeney Todd's bloody barbershop.

This cul-de-sac off Fleet Street is said to be the place where the infamous Demon Barber made a killing

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

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

London's only public statue of the much-married monarch adorns the gate to St Bartholomew’s Hospital.

A plaque hangs near the execution place of the Scottish Independence leader famously depicted in "Braveheart."