Any discussion over the toughest college football schedule of all-time must begin with the 1899 Sewanee team that won five road games in six days against a series of big-name opponents.
In 1899 Sewanee's mountaintop football team played the South's first 12 game season. They went 12-0 and, incredibly, traveled 2,500 miles by steam locomotive, playing an astonishing 5 games in 6 days.