You have to be careful when attending a renaissance festival. Some of those in attendance take historical accuracy very, very seriously. Whipping out your smartphone could lead to a night in the stocks, and trying to film the festivities with a flying drone will incur an even worse fate for your quadcopter.
Spears feel very much like a human weapon of war—so it's surprising to find out that, in fact, the stone-tipped projectiles pre-date our species by a bewildering 85,000 years.
Bored? Why not direct your restless energy into building a Atlatl, an ancient spear-throwing device that'll let you toss a spear far farther than you could before.