The sound of Australia in Joshua Tree's outback By Sara Munro / Hi-Desert Star Bet you didn't know that the International Didgeridoo Festival is happening right here in your own backyard. It's true, but "What's a didgeridoo?" you ask? Not only is it really a word, it's a unique wind instrument with an eerie, hypnotic sound that conjures up the myth and legend of Australia's ancient history and people. Its mysterious, droning tones are weird and wonderful. "It was the coolest thing I had ever heard," says event organizer Grahm Doe of the time he happened upon the didgeridoo...