Harbaugh: Steelers-Ravens rivalry takes you to “dark place”

There’s just something different about Ravens-Steelers. I’ve called it the best rivalry in the NFL more than once because the games between the two AFC North rivals are always intense, memorable, and meaningful. In a conversation with NFL.com’s Albert Breer, Ravens coach John Harbaugh puts the matchup in perspective. “It’s almost surreal,” Harbaugh said. “All…