Khon Kaen is the commercial and political centre of north-eastern Thailand. The province is highly regarded for the superior quality silk and materials it produces and it is an extremely important area from a historical perspective. Khon Kaen has been home to a number of civilizations and centre of archaeological digs which have unearthed numerous treasures from bygone eras now stored or on display at Khon Kaen's museums. The digs have also unearthed evidence of the province's pre-history with the highest number of dinosaur fossils found in Thailand in this area. These days Khon Kaen is also famous for being the home of tennis star Paradorn Srichaphan and Thailand's 1996 Olympic Gold Medal winning boxer, Somluck Kamsing. Both Laos and Vietnam have consulates in Khon Kaen city where visa applications are processed, and the city also boasts the largest university in 'Isaan' - Khon Kaen University.