In what year was the first Super Bowl played?

What is the name of the trophy awarded to the Super Bowl champion? What is the Super Bowl MVP trophy named? What is the name of the trophy awarded to the NFC champion? What is the name of the trophy awarded to the AFC champion? In which stadium was Super Bowl I played? Which Super Bowl was the only one not designated with Roman numerals? Which two leagues merged in 1970 to form the modern NFL? In which city was the NFL founded in 1920, as the American Professional Football Association?