It's been a long time since either Notre Dame or Penn State reached college football's mountaintop as national champions. It was 1988 for the Fighting Irish, 1986 for the Nittany Lions. There's been good seasons and bad seasons in the three-plus decades that have followed,

Here's a look at the series history between Penn State and Notre Dame heading into their College Football Playoff semifinal matchup.

Penn State and Notre Dame will square off at 7:30 p.m. Thursday at Hard Rock Stadium in Miami for a spot in the national title game. If the Nittany Lions win, they’ll face either Ohio State or Texas in the CFP final at Mercedes-Benz Stadium in Atlanta on Jan. 20.