The Armor Peripherals Storage Building is composed of at least 100 floors.
If someone looked at it from the ground, you would see how it extended until it almost reached the aquamarine blue-domed ceiling above.
Regardless, it's not the tallest building here in Atlantis. There's the tallest one that was located in the middle and that's most likely the Main Administration Building where important files were being sorted and kept. However, that place probably didn't contain a vault or even the place where the Central Processing Unit of the Automatons.
Those were all for administrative affairs, it's too obvious from its name.
With me leading the five women, we entered the front entrance by foot.
It's actually a thick glass door that was transparent enough to see the interior of the place.