At the time of his election, President Obama might have actually had a shot at gracing some American currency. Not so much now. Still, he does front the $1 bill as reimagined by San Francisco design firm Dowling Duncan. See all of Dowling's denominations, from $1 up to $100, after the jump. Each is designed to offer insight into America's heritage. Thus, Obama, the nation's first black president, is on the $1. The tepee on the $5 symbolizes the nation's first five tribes.