Currently there are 51 native Wideangle Prime lenses for Canon 60D and 25 of these lenses are autofocus (AF) type.
Canon 60D doesn't have a sensor based image stabilization system but 4 of these Wideangle Prime lenses features optical image stabilization.
Since Canon 60D has environmental sealings (Weather Sealing), you may like to couple your camera with one of these 12 Wideangle Prime lenses with Weather Sealings.