Where in San Lorenzo: Business Hours

Thanks to reader Keith Barros for sharing this week's photo!

Post your guesses in the comments section below.

Guess correctly and be crowned "San Lorenzo know-it-all" for the week.

Though everyone guessed right that was solar panels, no one was able to correctly say which school they were located at. The solar panels are located at parking lot. The school will on Monday, May 21.

Have your own photos around town that you'd like featured in Castro Valley Patch's photo challenge? Send them to analisa.harangozo@patch.com and see if you can stump our readers!