The London Marathon starts at Greenwich Park and Blackheath continuing through Surrey Quays, Brunel Road, Tooley Street and Canary Wharf.
The next stage of the race will take the competitors past The Tower of London, Embankment, Parliament Square and Birdcage Walk.
The final part of the race takes the runners to The Mall by Buckingham Palace in the City of Westminster towards the finish line.
Start Line and Finish Line area
The race starts from Blackheath and Greenwich Park. Runners depart from three different start lines and four different start times.
Blackheath start lines are on Shooters Hill Road and at Vanbrugh Terrace, the start line at Greenwich Park is on Charlton Way.
The finish line is in The Mall road in front of Buckingham Palace.