Today it is one of the Australia landmarks, listed by UNESCO as world ... You can clearly see this in the bird’s eye view. Have you ever visited any of these structures? Read also: ...

Join BBC Bitesize as we take a birds-eye view of some of the world’s most famous places and see how many you can recognise. All but one of the landmarks listed are a UNESCO World Heritage Site.

Our black and white photo gallery shows some of south Essex’s most notable landmarks and buildings from a bird’s eye view. The images were all taken from an aeroplane back in 1969. And how ...