Here are some of the best pictures of the day.
9. All wrapped up
Sam Cochrane and David McAuley at the 2023 Mash Direct Belfast City Marathon Photo: Kelvin Boyes
10. Enjoying the experience
Megan McGlinchey and Phil Morton. Photo: Kelvin Boyes
11. Keep on pushing!
Raising funds for a worthy cause. Photo: Pacemaker Press.
12. Enjoying the day
Soaking up the atmosphere of the Belfast City Marathon. Photo: Pacemaker