There's already a DM thread on the board, but this is for something different. Dates have been announced for the first set of European dates in 2006, and many are already on sale. There's also a list of US cities where they're expected to play in October/November/December, though no confirmed dates yet. More info on the official website Dates available here
Mother of Buddha, they're playing in Dallas. System of a Down/Mars Volta Nine Inch Nails Depeche Mode I'm in heaven, yo.