51 Facts You Probably Didn't Know About "One Tree Hill" — buzzfeed.com

1. Creator Mark Schwahn originally wrote One Tree Hill as a feature-length project called Ravens. 2. Executive producers Brian Robbins, Mike Tollin, and Joe Davola spent four years convincing Schwahn to turn the movie into a TV series. 3. The show title comes from the U2 song “One Tree Hill” from the Joshua Tree album. 4. One Tree Hill was originally set in Illinois, but The WB asked Schwahn to set it in a warmer climate, which is how the show ended up taking place in North Carolina.

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