The Brecon to Cardiff Xtreme, is the mountain running version of the classic Brecon to Cardiff ultramarathon which is now in its 10th year.
07:00
£75
All ages
The B2C Xtreme is a 73 kilometre, linear race over 11 major peaks between Brecon and Cardiff. This is a tough winter ultra marathon with 2650 meters of ascent and is only suitable for those with excellent winter mountain running skills, experience and fitness.