There are actually 5 different Hill Valleys in the Back to the Future series. The 1985 film gets two versions, the one where they start off and the alternate Biff-ruled version, there’s the throwback 1995 one, the awesomely futuristic 2015 version, and the old western 1885. Which one is your favorite? Trick question,…
Source: Gizmodo – Compare All the Different Hill Valleys in Back to the Future