Did you know that Tibetan Mastiffs have exceptionally strong teeth and jaws, and this, combined with a remarkably high intelligence (that lends to boredom) and their legendary fondness for wood, can result in amazing destructive
Tibetan Mastiff. The most expensive dog in the world. The Tibetan Mastiff or Do-khyi is an ancient dog breed that comes from the Tibet area in China. It's a domestic type of breed dog that originated from the nomadic culture of Central Asia. It was a guard dog of the old time in Central Asia. It's around $350,000 for one of these massive dogs.