JM: "And of course, there was the never-enacted Project Nikola. (or was it Nikolai?) Basically, the plan was to arm Risley by building a railgun and setting it up on top of the tower. (After the trebuchet, we figured we needed to move up to 21st century weapons). If the numbers were right, and if it held up to the stress, the projectile could travel a mile or more. The "but nobody will know it was us" argument was advanced, but it seemed dangerous."

Into the turret door.
To your right (view).
Turn around.