5. While the real Rain Man never counted cards, his mental abilities were just as unbelievable. Kim Peek was a uniquely talented savant who possessed a nearly perfect memory. Among his many skills, Peek memorized every road on the map, the composers and dates of countless songs, and incredibly detailed historic facts. After Rain Man, he spent his life touring the country and campaigning for the disabled, to the delight of many who were able to witness his unique gift in person.