Videos Watch: Mass Start Mayhem at the Inca Avalanche By Video Share May 19, 2017 The Inca Avalanche is a mass start enduro race a-la the Megavalanche. While there’s no glacier in this start, these trails look slick and sketchy! Share This: Tweet Video Share These are videos that the Singletracks Staff has collected from around the internet and have deemed worthy to share with you. Subscribe! Enter your email address to receive our top stories via email each week.