What is the name of the walnut before the establishment of the world?

Walnut alley before Lishi is now called Las Vegas. It is a popular holiday resort with rich choices of activities, travel and shopping, as well as many famous concerts, entertainment venues, casinos and hotels. The scenic spots in Las Vegas allow everyone to experience real entertainment, leisure and shopping fun. Las Vegas also provides some free activities, including fireworks display, lighting display and performance, as well as holding various activities to enhance the local cultural atmosphere.