The kids love it. With that kind of arc, you can actually see the shell as it is lobbed through the air by the mortar and follow it down until it impacts.

We're going to stick a tree trunk in the ground, with about 6 feet sticking out. The Gatlin gun operator will spray across it several times and try to cut it in half.

I go every year to a North-South Skirmish Association competition in Virginia, where I get to live-fire practically every weapon used in the Civil War.