NFL Expansion Internationally Will Happen Sooner Than You Think - The Forkball
Remaining college football conference realignment questions - ESPN
Is Big Ten adding 4 schools in the latest conference realignment? How close was Notre Dame to joining the Big Ten, and why is it still independent?
The International NFL: a Preposterous Proposition
Cities that almost had an MLB team
NFL with 40 teams is a clear possibility in the not-so-distant future, per insider
NFL's International Plans Include Teams Bidding on Specific Markets –
Will the NFL expand to other cities, and if so, which ones?
NHL Expansion to 36 Teams Has Its Merits - Full Press Hockey
NFL Expansion: How A Massive Expansion Could Work - Gridiron Heroics
Minnesota United confirmed as next MLS franchise