The "disappearing" guns were made in 1886, and North Head originally had three of these weapons in place. Today, North Head's remaining gun is one of the last of its kind anywhere.
Disappearing Gun, North Head Historic Reserve
From Nancy Parode, About.com
This eight-inch gun got its nickname because its recoil pushed the gun underground, where it could be safely reloaded.
Photo © Steve Parode
©2009 About.com, a part of The New York Times Company.
All rights reserved.