Now that you've found the tour you're looking for, have a look at some other sites that may be of interest...

Australia Travel Guide
Holiday accommodation in Australia
www.visitvictoria.com
www.penguins.org.au
www.greatoceanroad.com.au
www.buttsout.net
www.apollobaymusicfestival.com
www.narana.com.au
www.thegurdieswinery.com.au
www.wildlifewonderland.com
www.clickforaustralia.com

International Sites

Tours

China
www.muztagh.com
www.adventure-china.com
www.china-hotel-guide.com
www.silk-road-china.com
www.chinese-embassy.com
www.lonelychina.com
www.great-wall.org

Europe
www.1st-berlin-hotels.com
www.skydiveworldwide.com/europe/portugal.php

Other resources

Melbourne Backpackers Accommodation

Travel Europe

Travel America