The New Orleans Hornets just became the New Orleans Pelicans. The Charlotte Bobcats will soon become the Charlotte Hornets, reclaiming the moniker from the franchise that moved to New Orleans. It may be confusing, but these aren't the first two teams to change names without changing locations. Once upon a time, the Boston Red Sox were known as the Boston Americans and the Pittsburgh Pirates as the Pittsburgh Alleghenys. Here are changes from the past 100 years: