Address: Great Russell Street
Nearest Underground Station: Tottenhan Court Road
More Info here
British Museum is the museum of human history and culture situated in London. With over 7 million objects in it's collections, British Museum is the most comprehensive collection in the world, from every continent and every timeframe in human history.
The most interesting collections are from Egypt, with statues and mummies that range over thousand years back, and ancient Greek, that show how human had many talent's even in the ancient times.
I promise this will be one of the highlights of your travel to London.