This unique bridge curls up like a caterpillar to let boats pass and then unfurls again to span a small canal.

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

This secluded walkway overlooks a magnificently wild London green space.

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

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

The London pub overlooks where the Mayflower was moored before setting sail for the New World.

Abstract dinosaur models in London.

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

A collection of comics, graphic novels, animation and caricatures devoted to exploring this often overlooked art form.

The Metropolitan Police refurbished the blue box (perhaps not coincidentally) the same year "Doctor Who" returned to TV screens.

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

After nearly 60 years, there's still a bear at Paddington Station looking for help.

Rebuilt remains of a temple to Roman god Mithras.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

This 1920s Dutch barge is now a floating bookstore.

A student driver's nightmare.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

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

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

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