Walking in the woods, you think you spy a hairy face and beady eyes looking at you from the thick trees. Was it a beast of legend? Reports of Bigfoot, the Loch Ness monster, and other cryptids come from all over the world. Could they be true? Researchers use thermal video cameras, night—vision goggles, drones, and other tools to investigate. Get an inside look at all the high—tech gear used to hunt for elusive cryptids.