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TOM MIHALEK/Associated Press

The rivalry between the Philadelphia Flyers and the Pittsburgh Penguins is one of the most intense in the NHL today. It heated up again this past weekend when the Flyers swept a vital home-and-home series from Pittsburgh to gain four valuable points in their push for playoff position.

"The Battle of Pennsylvania" has featured some of the most exciting games in either team's history since it got under way in 1967. Future Hall of Famers like Bobby Clarke, Bernie Parent, Jaromir Jagr and Mario Lemieux have all taken part in games that have fans of both teams screaming for blood.

Here is a look back at the top five moments in the history of this rivalry from a Flyers' perspective. The rankings are based on a combination of the importance of the game, the uniqueness of the feat accomplished and the players involved in the game.

Feel free to comment on any of these moments or to mention one you feel belongs on this list but did not make the final cut. As always, indicate why you feel the way you do.