How To Find the Secret Levels in Crash Bandicoot 3 - YouTube
Crash Bandicoot 3 Warped - 105% Full Walkthrough - All Boxes, Gems, Secret Levels & Exits, Bosses - YouTube
Crash Bandicoot Gems walkthrough: All green, white, red, blue, purple, yellow coloured Gem locations, Key locations, Secret Levels and how to 100% each game | Eurogamer.net
Crash Bandicoot Gems walkthrough: All green, white, red, blue, purple, yellow coloured Gem locations, Key locations, Secret Levels and how to 100% each game | Eurogamer.net
Amazon.com: Crash Bandicoot 3: Warped - PlayStation : Unknown: Video Games
Stages 26-30 | Crash Bandicoot 3 | Secret Levels - Crash Bandicoot N. Sane Trilogy Game Guide | gamepressure.com