Please Don’t Shoot the Motorcyclists!

"Please don't shoot the motocyclists!" Road sign near Geysir, Iceland.
Camera: Canon EOS 7D \| Lens: EF-S15-85mm f/3.5-5.6 IS USM \| Date: 21-08-2011 17:17 \| ISO: 100 \| Exp. bias: 0 EV \| Exp. Time: 1/50s \| Aperture: 10.0 \| Focal Length: 50.0mm (~81.0mm) \| Location: Gullfoss \| State/Province: South \| See map \| Lens: Canon EF-S 15-85mm f3.5-5.6 IS USM