Strava segments in my area often have very wrong altitude data. Chicago is extremely flat yet there are segments that report gradients of over 10%, sometimes as much as 27%. I believe they are thrown off by buildings and the frequent elevated train tracks.
Strava segments in my area often have very wrong altitude data. Chicago is extremely flat yet there are segments that report gradients of over 10%, sometimes as much as 27%. I believe they are thrown off by buildings and the frequent elevated train tracks.
https://www.strava.com/segments/1504604