From june through the end of november 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 15 acres 6 000 square meters with the amount of 81 acre foot 10 000 cubic meters of ice harbin ice and snow world holds several world titles including the worlds largest number of ice scapes and the world