London’s first road overpass is so old that it was originally built for horse-drawn carriages.

One of the oldest remaining Catholic churches in England is home to the hand of a 7th-century saint.

England's “third-oldest college” has not graduated a single student in over 400 years.

The London statue that imitates passersby.

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

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

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

A pair of club-wielding guardians stand watch over London's first public clock to feature a minute hand.

This landmark church concealed a crypt packed with bones that was discovered thanks to the London Blitz.

A friendly pub with a sordid past in cock fighting.

A totem pole of heads to represent the different stages of life.

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

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

Only a few pieces remain of the structure that carried people and goods across the Thames for some 600 years.

The 2,000-year-old beam is tucked within the pedestrian entrance to the old London Bridge.

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.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

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

This pump on the bad side of Victorian London betrayed a horrifying revelation about the water supply.

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.

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

The Art Deco artwork depicts gilded carriers of deadly illnesses.

The remains of the great moral philosopher reside in a university in London.