We here at SFist cannot in good conscience endorse high-speed helmetless bicycling, no matter how good the wind feels in your hair, but we can fully endorse the backdrop on this BMX descent down Hawk Hill in Marin.

Shot by [full disclosure!] SFist pals at The Werehaus, this video is almost as dizzying as that time we went to the top of Sutro Tower. Almost, but not quite. That guy probably had a hard hat on, come to think of it. Anyway, for extra style points, the whole thing is set to the soothing sounds of "Chem-Farmer" by Thee Oh Sees. A band we happen to enjoy. Have at it: