A popular email is making the rounds claiming that the pictures below were taken at the Buffalo Bill Dam near Cody Wyoming.  That big horn sheep are scaling the face of the damn licking salt content from the blocks.  

Snopes.com confirms that the pictures are real however its the Diga Del Cingino Dam in Northern Italy with Alpine Ibex on the face of the dam.  

Big Horn Sheep on the Buffalo Bill Damn - Cody Wyoming