Thinkingwithportals.com

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Revision as of 18:48, 19 June 2011 by Straus (talk | contribs)
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Thinking With Portals is a community based website focused on creating new maps for Portal and Portal 2. The site has been active since 2007. They offer a massive database of custom made Portal maps. They also promote mapping contests regularly such as their Summer Mapping Initiative.[1]