WORLD'S BIGGEST OFFICE COMPLEX - Chicago Merchandise Mart.. Illinois , USA

WORLD'S BIGGEST SHOPPING MALL - South China Mall, Dongguan, Chin.

WORLD'S BUSIEST AIRPORT - J.F.K International Airport , New York .. USA

WORLD'S WIDEST BRIDGE - Sydney harbor bridge, Australia

WORLD'S LONGEST BRIDGE - Donghai Bridge , China 32.5 kilo meters

WORLD'S BIGGEST PASSENGER-SHIP - MS Freedom of the Seas.

WORLD'S BIGGEST PASSENGER PLANE - Airbus A380

WORLD'S BIGGEST BUS - Neoplan Jumbo - cruiser..2 in 1 bus

WORLD'S HIGHEST STATUE - CHRIST THE REDEEMER STATUE..RIO.D.J BRAZIL

WORLD'S TALLEST BUILDING - Burj Khalifa,  Dubai

WORLD'S LARGEST PALACE - Palace of the Parliament.. Bucharest , Romania.

WORLD'S BIGGEST STADIUM - MARACANA STADIUM RIO D.J, BRAZI.

WORLD'S COSTLIEST STADIUM - New WEMBLEY STADIUM, London .

WORLD'S MOST COMPLEX INTER-CHANGE - Interstate 10 Highways Interchange Houston , Texas.

WORLD'S BIGGEST EXCAVATOR - The Bagger 288 (Excavator 288), built by the German company Krupp

WORLD'S BIGGEST HOTEL - MGM Grand Hotel, Las Vegas.

WORLD'S MOST EXPENSIVE HOTEL - Burj Al Arab Hotel, Dubai.

WORLD'S LONGEST TRAIN ROUTE - The Trans-Siberian Railway is a network of railways connecting Moscow with the Russian Far East and the Sea of Japan.