You get closer to the tower and parts of it seem to get clearer.
It mostly looks like a really large antennae with a whole bunch of screens leading up to the top. It seems to be off, which makes sense if it's chilling at the bottom of the ocean you suppose.
There's a keyboard and a screen at the base, and you can reach that at least.
You're pretty sure there's no way it still works, you don't even know how long it's been down here.
You still have an urge to hit it.