Aerial view of <a href="https://en.wikipedia.org/wiki/Briones_Reservoir" class="extiw" title="en:Briones Reservoir">Briones Reservoir</a>, a large reservoir in the hills near Orinda, California.
<a href="//commons.wikimedia.org/wiki/User:Dcoetzee" title="User:Dcoetzee">Dcoetzee</a>
<span class="int-own-work" lang="en">Own work</span>