|from the first Dungeons & Dragons movie|
This film (below) was shot by friend-of-HeroPress Chris Freeman, with some pals in the storm tunnels under Duluth back in 2007.
Shines a whole different light on underground illumination (pardon the pun) for adventuring parties.
Chris told me: "The thing that surprised me is how little you can see around the torches from far away. I would think that looking at them would light up the area around them, but really it screws your night vision so all you can see are little dots.
"That said, the 3.x D&D rules we found to be pretty spot on what you can see when you're holding a torch.
"Each of us built different torches, ranging [from] birch bark nailed to a piece of wood to oil soaked rags in a holder. None of them lasted..."