Grinius Grand Slam 4 historic 100 mile races, 3 months, 1 athlete. Team Altra Elite, Gediminas Grinius, takes on the Grand Slam of Ultrarunning and leaves his mark the US trail running scene. 5 views1
4 historic 100 mile races, 3 months, 1 athlete. Team Altra Elite, Gediminas Grinius, takes on the Grand Slam of Ultrarunning and leaves his mark the US trail running scene.
