Large-calibre artillery

cannon

medieval supergun

Iraqi project to build superguns

class of artillery using munitions with nuclear warheads

very large-calibre cannon designed by Urban, a cannon engineer, Saruca Usta and architect Muslihiddin Usta at a time when cannons were still new

artillery piece

Wikimedia list article

cannon

extraordinarily large artillery piece

large historic artillery weapon at Jaigarh Fort in Rajasthan, India

Artillery batteries