Amgen Tour ,Detour Routes

So today  4-6 Riders who had to take the long way around, my ride end up being 57Km is fine for me, I live  on Zwift. definitely had a routing issue.

https://www.strava.com/activities/892947981

I had to quit the ride to turn around because it took me up the volcano .  Lost my credit for the ride but I completed 3 laps.