PlayStation.com: Ico
- Official site of US/Canada release. [Requires Flash 5 and QuickTime 4.]
- http://www.us.playstation.com/PS2/Games/ICO/OGS/

GameZone
- Review, preview, screenshots, cheats, and links.
- http://ps2.gamezone.com/gamesell/p17271.htm

GameStats
- Videos, screenshots, score averages, article links, and a message board.
- http://www.gamestats.com/objects/014/014833/

IGN
- Screenshots, videos, cheats, guide, FAQs, reviews, previews, news, and a message board.
- http://ps2.ign.com/objects/014/014833.html

GameSpy
- Review, cheats, and screenshots.
- http://ps2.gamespy.com/playstation-2/ico/

BellaOnline
- Walkthrough including special techniques for the more difficult areas.
- http://www.bellaonline.com/gaming/w/ico/

SCEE: ICO
- Official site of the European release.
- http://www.icothegame.com/

Level 80
- Tips on the final battle for this game on the Playstation 2.
- http://www.level80.co.uk/ps2ico.htm

GameSpot - ICO (ps2)
- With links to reviews, previews, walkthrough and screenshots. Game rated 8.5 of 10.
- http://www.gamespot.com/ps2/adventure/ico/

MobyGames: Ico
- Description, credits, release information, cover art, screenshots, reader reviews, and technical specifications.
- http://www.mobygames.com/game/sheet/gameId,5158/

UHS: Ico Hints
- Gradual hints in a question-and-answer format.
- http://www.uhs-hints.com/uhsweb/ico.php