The blue, yellow, black, green ... debuted in 2003 to celebrate the race's 100th anniversary. Atlanta Falcons The Falcons' logo hasn't changed much over the years, with only a few different ...

You might have missed them, too, even though the hidden nuggets, like in Atlanta's logo, can be somewhat simple: notice the bird is also in the shape of an 'F' for 'Falcons.' Others might be ...