Thursday, March 21, 2019

45 90 180 | The Waldo Grade & the Golden Gate Bridge (Reader Contribution)



https://en.wikipedia.org/wiki/Waldo_Grade


This observation was made by:  http://theglitchinyourmatrix.blogspot.com/

1 comment:

  1. This is right by the area called "Tennessee Valley" too, across the bay from SF.

    ReplyDelete

Note: Only a member of this blog may post a comment.