The toughest kilometer in the world: 2.700 steps and 500 m of vertical gain!
ATTENTION: THE EVENT HAS BEEN DELETED
The Valtellina Vertical Tube Race, considered one of the hardest and most fascinating running race of the world, is back! Defined as the toughest kilometer in the world, the race is along 2.700 steps with a vertical gain of 500 m! The appointment is in Montagna in Valtellina, just 1 km from Sondrio.
