What is footrace?

Some articles on footrace:

Dresano - Free Time - Events
... Dresano fiorita (flower show) 2nd Sunday of April "Quater pass per un vitel" 1st Sunday of June (footrace) Marcia serale Belpensiero (footrace) June (non-competitive ...
Atalanta - Legend - Footrace
... in marriage, agreed to marry only if her suitors could outrun her in a footrace ... In this way, Hippomenes won the footrace and came to marry Atalanta ...