Gerald Horn (64) from Austria is about to embark on the trip of a lifetime: A ride on his trusty mountain bike from Perth to Sydney. That's 4,000 kilometres in 30 days! We spoke to Gerald, on the eve of his flight from Munich to Perth.
Gerald is riding without any support vehicles, and it's all for a good cause: The Lebenshilfe Murau in Austria.
For more information, and to check in on Gerald Horn's daily progress, visit his homepage.
And if you prefer to do it on four wheels