This sculpture is an homage to one of the most important Jewish women in medieval England.

These stained-glass windows are all that remains of a building that was the target of one of the biggest explosions in London after World War II.

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.

The plunge pool is a surviving relic of a rowdy royal residence.

Half-drowned wooden stumps and stone blocks are all that remain of a Victorian landing that was destroyed by storms.

One fisherman has used his love of pebbles and shore to create a crazy garden of rocky art.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

The commemorative stone column conceals a secret laboratory.

The Great Fire of London and the regulation of one-way streets both started in this alley.

One of London’s rare Tudor-era buildings is a fate-defying gatehouse for a church.

Scattered throughout London are ancient remnants of the city's former bounding wall.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

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

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

The ruins of a church destroyed by both the Great Fire of London and the Blitz, now turned into a peaceful garden.

The bridge is a secret gallery of discarded gum that has been transformed into miniature masterpieces.