: We are always reading in books, websites, etc.
: about the thickness of steel in certain
: armored places. But, it is hard to really
: imagine how thick the steel is unless one
: visits and sees up close a conning tower
: thickness on a battleship, for instance.
: Those who have visited battleship memorials
: understand. But, for those of you who have
: not, here is an illustration of how thick
: the steel around the USS Iowa's conning
: tower is: