Karl Sup

Karl Sup is a lifelong explorer of history, mysteries, folklore, and the unexplained, with a particular passion for Bigfoot’s enduring mystery. Karl approaches the Bigfoot mystery with an open mind, healthy skepticism, and field investigation, with a passion for archiving history and eyewitness accounts. He believes some of the most compelling discoveries begin by simply listening to those who have experienced something extraordinary.

Using his research skills and techniques, he has had 14 sightings in four different states, with encounters in another 10 states.

For Karl, Bigfooting is more than searching for evidence—it’s exploring that fascinating intersection where stories, history, mysteries, and the unknown meet.