GoldenEye 007/Runway

Find plane ignition key
You start in a big hallway. Go left down the hallway, up on a conveyor belt, and down the belt. You will see a building to your left. Careful-there are 2 guards to you right patrolling the area. Kill them, and enter the building. Go toward the file cabinets, but not past the wall. There are two more guards. Run out quickly from the corner and kill them, and take the key on the tabel- Objective 1 complete.

Cheats
Get into the tank and cycle through the weapons. Just as you are about to select the tanks gun, quickly get out of the tank. If done correctly Bond should take the tank gun with him! allowing you to run around as normal, but firing tank shells.