American football on Thanksgiving - Wikipedia
NFL Thanksgiving: Detroit Lions and Dallas Cowboys uphold league's yearly tradition on US holiday, NFL News
NFL Thanksgiving Games: History, traditions and best moments - ESPN
NFL Turkey Leg Award, explained: How John Madden started a Thanksgiving tradition
The Real History Of Thanksgiving
How the NFL Popularized Thanksgiving Day Football
Why we watch football on Thanksgiving
Thanksgiving Day Games Pro Football Hall of Fame
What Is the History of Thanksgiving?