This doesn’t happen very often nowadays:
That’s in the rock cut just east of the tunnel under Parker Avenue. In a normal winter, that rock wall completely shadows the asphalt and preserves an icy layer through March.
We rode out-and-back over the Walkway, with a few digressions along the way:
A good ride was had by all; we could get used to those empty roads…
The Smell of Molten Projects in the Morning 