Talk:Nashorn/@comment-38926561-20190411195524/@comment-34517845-20190423153329

https://gizmodo.com/spectacular-photos-of-the-us-navys-most-powerful-battle-1594490934

Well, Iowa can fire 16 inch nuclear shells.

@HDIOS, Yes, the biggest gun IS the gustav cannon

Conventionally.

The Little David mortar is 914mm in calibre :P