Two decades can make a big difference. In 1984, when Tampa first hosted a Super Bowl, the halftime show featured college marching bands. This year, rock icon Bruce Springsteen will take the field midway through the game. For Tampa's first Super Bowl, local organizers had to come up with less than $1-million to woo the NFL. This year, they had to raise $12-million. America's biggest sporting event has evolved over the years, and so has the area. Here's a look at some of the changes.