How Dangerous Is A Cannonball?
27:55
Incredible River Find
7:36
Behind the MythBusters' Cannonball Incident
12:38
How hard is a railroad track anvil?
13:36
Revolutionary War Cannonball Cache Found!! Part 1
23:37
A Shotgun Slug Designed by a Psychopath (the good kind)
15:49
You Don’t Understand How Landmines Work (and it’s Hollywood’s Fault)
23:23
Metal Detecting A Gettysburg Field Hospital
21:29