35+ Steepest Mountains To Drive In Us Pics. The road from aspen is not for those who fear heights. They also house one of the steepest mountains of north america.
Near conneway hill (us 50) massachusetts:
This road has the unique combination of steep areas next to the road along with the absence of any guardrails. Faa site on black mountain: They also house one of the steepest mountains of north america. It makes this list because of its popularity.