"I think it is right to refresh your memory as long as I live in the tent of this body, because I know that I will soon put it aside, as our Lord Jesus Christ has made clear to me." - 2 Peter 1:13-14
Tradition holds that Peter was crucified, and that he requested it be done upside down, as he considered himself unworthy to be killed the same way that his Lord had been. This painting is by Carvaggio. Click on the image for more information on the work.