![The start of the adidas Flora London Half Marathon at Silverstone Grand Prix race circuit in Northamptonshire, with 10, 000 runners taking part in the 13.1 mile race Stock Photo - Alamy The start of the adidas Flora London Half Marathon at Silverstone Grand Prix race circuit in Northamptonshire, with 10, 000 runners taking part in the 13.1 mile race Stock Photo - Alamy](https://c8.alamy.com/comp/G78R3M/the-start-of-the-adidas-flora-london-half-marathon-at-silverstone-G78R3M.jpg)
The start of the adidas Flora London Half Marathon at Silverstone Grand Prix race circuit in Northamptonshire, with 10, 000 runners taking part in the 13.1 mile race Stock Photo - Alamy
![adidas UK on Twitter: "adidas Runners, united by a passion to run #TakeCharge of the streets of London. #TakeChargeLDN https://t.co/6Ab0IbLoJu" / Twitter adidas UK on Twitter: "adidas Runners, united by a passion to run #TakeCharge of the streets of London. #TakeChargeLDN https://t.co/6Ab0IbLoJu" / Twitter](https://pbs.twimg.com/media/DLopb80W4AAu6xL.jpg:large)
adidas UK on Twitter: "adidas Runners, united by a passion to run #TakeCharge of the streets of London. #TakeChargeLDN https://t.co/6Ab0IbLoJu" / Twitter
![Entries open now – adidas City Runs unveils 2020 race calendar with brand new event in Islington supporting The Arsenal Foundation | Road Running | RUN247 Entries open now – adidas City Runs unveils 2020 race calendar with brand new event in Islington supporting The Arsenal Foundation | Road Running | RUN247](https://run247.com/wp-content/uploads/2020/03/191117-090224-896x572.jpg)