Mons Meg is a medieval bombard in the collection of the Royal Armouries, on loan to Historic Environment Scotland and located at Edinburgh Castle in Scotland. It has a barrel diameter of 20 inches, ma
Mons Meg with its 175-kilogram (386 lb) cannon balls
The bore (internal diameter) of the cannon is 50 cm (20 in), plenty wide enough to contain a child.
Side view. The oval slots in the breech were for levers to unscrew it from the barrel.
Burst iron ring which put the cannon out of use, revealing the iron staves forming the barrel
A round shot is a solid spherical projectile without explosive charge, launched from a gun. Its diameter is slightly less than the bore of the barrel from which it is shot. A round shot fired from a l
Mons Meg
…could be forged by a village smith, as well as there being ample provenance showing its history. The 20-inch-diameter (510 mm) cannon accepted stone balls that weighed 175 kilograms (386 lb). In April 1497, John Mawer elder, one of the castle gunners, made new wheels for Mons Meg and the bombards. The…
Various types of round shot made from stone, iron and lead found on board the 16th-century carrack Mary Rose
Cannonball equipped with winglets for rifled cannons, c. 1860
Vault full of cannonballs in the Omoa fortress, Honduras.