Fog near San Francisco's Sutro Tower

Photo: David Yu/Flickr

San Francisco's iconic Sutro Tower looms against a deep orange sunrise on Sept. 15 as heavy morning fog blankets the slopes of Twin Peaks.

* * * 
 
Catie Leary is a photo editor at Mother Nature Network. Follow her on Twitter and Google+.
'Fog City' emerges from early morning gloom
San Francisco's iconic Sutro Tower looms above a heavy blanket of fog settling over Twin Peaks.