1. WORLD’S BIGGEST INDOOR SWIMMING-POOL-
It’s World Water Park….Edmonton,Albert, Canada…Size…5 acres.
2. WORLD’S BIGGEST OFFICE COMPLEX…CHICAGO-
Chicago Merchandise Mart……Illinois, USA.
3.WORLD’S BIGGEST SHOPPING MALL-
South China Mall,Dongguan,China……..892,000 meter-square.
4.WORLD’S BUSIEST AIRPORT….NEW YORK-
J.K.F. International airpot, New York, USA.