From March through the end of December each year, you could visit this largest indoor theme park in the world, Harbin Ice and Snow World, which was built by using advanced inflation mold construction technology and environmentally green materials. The theme park itself covers an area of 1.5 acres (6,000 square meters) with the amount of 8.1 acre-foot (10,000 cubic meters) of ice. Harbin Ice and Snow World holds several world titles including the world's largest number of ice-scapes and the world's largest single dimension indoor snow park. The indoor temperature is maintained at below minus 50 degree Fahrenheit to minus 60 degree Fahrenheit (minus 10 degrees Celsius to minus 15 degrees Celsius) to hold the sculptures made of natural ice and coloring for you to enjoy.