Originally Posted by balto charlie
If y'all are looking for some steep stuff come to Catonsville. There's 25-30 mile route that goes up all the really steep stuff in the patapsco river valley. Illchester is the killer...18%, bring your granny gear.
Yeah, that's a good one!
Here's a red-faced hill-repeat session on that hill if anyone's interested.
Over the total elevation change, it averages out to something like 7%, but there is quite steep part on there. 18% is what the sign says! Nice place, low traffic, no one will see you pant.