I'm unable to access real-time data or specific YouTube content as of my last update in October 2021. However, you can find Walkthroughs of "The Legend of Zelda: Echoes of Wisdom" by searching for that title on YouTube and filtering results by content creators from Australia. You might want to check popular Australian gaming channels or use specific keywords in your search, like "Australia" along with "Legend of Zelda: Echoes of Wisdom