Amazing images of London show the city's evolution over nearly 2,000 years


London in the 19th century

Wikipedia Commons

London in the 19th century.

Like all living things, cities have lifespans.

London started as a small Roman settlement along the Thames River. But today, more than 8.6 million people call the place home.

Here are 15 maps, paintings, and old-time photographs that show the journey of the British capital.