Instead of using a ball valve or other such contrivance to dump air directly from a reservoir into the chamber of this PVC air cannon, [Ben] is using a much more clever design. This is a barrel ...

THE fascinating history of Culzean Castle's 16th century cannons has been revealed by the country park. The cannons in front of the castle are a big hit with the thousands of visitors who head to the ...

[FarmCraft101] is casting a bronze cannon. Sure, it’s scaled down a ... with the next videos covering the machining and boring out of the barrel. That’s some serious craft right there.