Gambling mecca is a term used to describe cities and regions that are known for their gambling activities. Macau, Macao, Reno, Vegas, Monaco, Tahoe, and Lasvegas are all examples of gambling meccas. Macau and Macao are two cities located in the South China Sea, while Reno, Vegas, and Tahoe are all cities located in the United States. Monaco is a small city-state located in Europe, and Lasvegas is a city located in the state of Nevada, USA. All of these cities are known for their casinos, gaming tables, and other forms of gambling.