It took 1,400 men to build The Sydney Harbour Bridge.
20000000000 days
Evil marshmallow
57866709576082
1,300,00
161,000
i think there are 52800 tonnes
About 3,000,281 Matt
Three quarters of a million people.
loads
About 3,000,281 Matt
Sixteen lives were lost during the construction of the Sydney Harbour Bridge.
alot have visited 3,000,281