Europe's Spaceport in Kourou, French Guiana

The Ariane 5 launch pad in shown in the centre foreground of the picture.

Behind this, to the left is the Final Assembly Building where the launcher and it's payload are integrated and prepared for launch. Next to this on the right is the Launcher Integration Building. 

In the distance behind the Launcher Integration Building is the Booster Integration Building and the test stand for ground static test firing of solid rocket motors.