London Marathon 2024 prompts numerous road closures and changes to public transport.
Record-breaking participation anticipated, with over 50,000 expected to finish the race.
Race starts at Greenwich Park and ends on The Mall.
Londoners advised to plan journeys ahead due to disruptions.
Wapping residents affected; vehicle crossing point at The Highway and Glamis Road.
Westminster closures include The Mall, Marlborough Road, Spur Road, Constitution Hill, Horse Guards Road, and Birdcage Walk.