Know where this is? Take a guess and let us know in the Comments.

Update: 12:10pm: Well, this one is proving a tough nut to crack. Ira, who took the pic, has this tip to share: “It’s about 50 feet off a main road.” Surely that makes it much easier!

Photo: Ira Serkes.

Tracey Taylor is co-founder of Berkeleyside and co-founder and editorial director of Cityside, the nonprofit parent to Berkeleyside and The Oaklandside. Before launching Berkeleyside, Tracey wrote for...