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			          Portal (video game) - Wikipedia
			           
 Portal is a puzzle-platform video game developed and published by Valve Corporation. It was released in a bundle package called The Orange Box for Microsoft Windows, Xbox 360 and PlayStation 3 in 2007. The game has since been ported to other systems, including OS X, Linux, and An https://en.wikipedia.org/wiki/Portal_(video_game)
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			          Portal Teaser Trailer - YouTube
			           
 Valve released this teaser for their upcoming title Portal which is a pack-in/download with Half-Life 2: Episode Two coming for PC, X360 and PS3 later this y... https://www.youtube.com/watch?v=TluRVBhmf8w
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			          Portal Review - IGN
			           
 When students from DigiPen showed off their student project Narbacular Drop to a room full of Valve personell, they probably didn't expect that they would not only be hired, but given a budget to expand that idea into something as special as we see with Portal. It's quirky, clever, polished, and presented with a spark of a subtly evil humor that it's hard not to enjoy the quick romp through Aperture Laboratories. The problem is that it is so quick. Players wanting to get their money's worth will want to play through again and definitely check out the challenges. http://www.ign.com/articles/2007/10/09/portal-review
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			          Portal Review - Gamespot
			           
 With delightfully unique gameplay and fantastically witty writing, Portal is a huge success. https://www.gamespot.com/reviews/portal-review/1900-6190126/
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			          Portal - Metacritic
			           
 Summary: Portal is a new single player game from Valve. Set in the mysterious Aperture Science Laboratories, Portal has been called one of the most innovative new games on the horizon and offers gamers hours of unique gameplay. The game is designed to change the way players appro http://www.metacritic.com/game/pc/portal
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			          Save 90% on Portal on Steam
			           
 Portal™ is a new single player game from Valve. Set in the mysterious Aperture Science Laboratories, Portal has been called one of the most innovative new games on the horizon and will offer gamers hours of unique gameplay. https://store.steampowered.com/app/400/Portal
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			          Portal (game) - Wikiquote
			           
 Portal is a first-person action/puzzle video game that was released as part of The Orange Box in October 2007. The game consists primarily of a series of physics puzzles that must be solved by teleporting the human test subject and other simple objects using the Aperture Science https://en.wikiquote.org/wiki/Portal_(game)
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			          Portal Speedrun - 8:26 (Former World record) - YouTube
			           
 Huh, missed the last core... that lost me 4 seconds. And I lost time in the under ele section, definitely more time to save, sub 8:20 is the goal now (Stoppe... https://www.youtube.com/watch?v=OCOpau7oTHo
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			          Record Breaking Portal Speedrun Is Even Better With Classical Music
			           
 A sub-eleven minute run of the original Portal is a big deal for the game’s speedrunning community, but the accomplishment is even better when viewed listening to Franz Liszt’s Hungarian Rhapsody No. 2. https://kotaku.com/record-breaking-portal-speedrun-is-even-better-with-cla-1797109146
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			          Watch Someone Speedrun Portal Without Using Any Portals
			           
 Speedrunner 097AceOfSpades beat Portal in 52 minutes using no portals and a lot of airboat cheats. https://kotaku.com/watch-someone-speedrun-portal-without-using-any-portals-1794954206