How many mountains are there Sydney?
What is the biggest river in Sydney?
What is the tallest church in Sydney?
What is the most popular airport in Sdyney?
How many times a mounth does it sunny in Sdyney?
What is the coldest day in Sydney?
How many inhabitants are there in Sydney?
What is the most famous bay in Sydney?
When was the first bridge of Sidney built?
How many vehicule are there in Sydney?