Stars and Sports: A Dive Into America's Favorite Sports - MYPROTEIN™
NFL Rivalries: What is the oldest rivalry in the NFL History?
The Philadelphia Inquirer's 50 things about college football
College sports' 10 most-heated rivalries, ranked
America's Biggest Sports Rivalries? You Might Be Surprised - The New York Times
State of the rivalry: Los Angeles Rams - Revenge of the Birds
America's Biggest Sports Rivalries? You Might Be Surprised - The New York Times
Celtics vs. Lakers ranks as greatest North American pro sports team rivalry - CelticsBlog
NJ football: New Jersey's 65 best high school rivalries, survey says
Auburn Football: The top 10 most played opponents in history
Superconference Mock Draft: Forget Texas and Oklahoma, we redraw the college football map - Los Angeles Times
State's best football rivalry: Bemidji vs. Brainerd game voted best in Minnesota
10 Sports Rivalries That Will Define the Next Decade