A lot of who operate & jog can crack the 12 hr/50km target. Nonetheless, an ??Ultra March??is about Strolling in a brisk & constant tempo with like minded challengers to attain it ??a little bit like a march! ??but taking in the great relaxation stops & companies with the Kent Downs 50 Extremely Obstacle!|??ULTRA|Extremely} MARCH??Classification ??