Macau’s casino revenue fell for a second straight quarter, as Chinese government tightened visa restrictions for its citizens traveling to the city. Gambling fell to USD 3.25 billion in the third quarter from us$ 3.6 billion in the second, according to figures posted on the Web site of Macau’s Gaming Inspection and Coordination Bureau. Restrictions imposed by China on mainland tourists have progressively reduced the number of visitors to Macau, the only place in Chinese where casinos are legal.