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SkyscraperCity, also known as SkyscraperCity, is the world's largest online forum on skyscrapers and urban related topics. The website, which currently runs on XenForo, was founded in 2002 by Dutch economist Jan Klerks running on vBulletin, in order to share and solicit comment on urban development in Rotterdam. It gradually expanded to include other city and country subforums, eventually encompassing the entire world.
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