This photo was taken from VH-IMP Jetstar B717 Flight No: JQ537 from Coolangatta, GOLD COAST to Sydney. Flight time 1hr 11mins.
You can see from the light that it was taken late afternoon as the sun is hitting the tall buildings.
The famous landmarks of Sydney can be made out The Harbour Bridge, The Opera House, The World Famous harbour.

At the top of the photo you can make out Sydney Airport (The destination of this flight).
We landed at Sydney on Runway 34L