Tibetan Mastiff
Another ancient breed, the Tibetan Mastiff is considered to be one of the largest dogs in the world which can reach up to 72 kgs and 84 cm in height. They cost nearly $7,000.
The purebreds are raised in Nepal, while many are bred in USA. In 2013, a rare breed of the Tibetan Mastiff was sold for nearly 2 million dollars in China.