Bigfoot Investigators Record Mysterious Knocking and X Marks in National Forest

A recent upload from the YouTube channel Search4Spirits is generating some serious buzz in the Sasquatch community, and for good reason. The footage, captured during a nighttime investigation at Chipua National Forest just north of Grand Rapids, packs more activity into a single session than most researchers experience in a year. The setup is familiar to anyone who's followed this kind of fieldwork. The host and his partner Steve set up near a quiet lake, with Steve scanning the shoreline using thermal imaging while the host ran a live audio session. They had already scouted the area days prior and found wood structures scattered throughout the woods. But nothing could have prepared them for what unfolded once the sun went down. It started with the X's. Right where they had been standing just two nights earlier, fresh branch formations had appeared, arranged in clear X shapes on the forest floor. Stick structures like these have been documented by researchers for decades. Some theorize they're territorial markers, others believe they're left as a form of communication or even a warning to stay away. Either way, finding them in a spot you just visited tends to get the heart rate up. Then came the knocks. And not just one or two. The host describes hearing double knocks, triple knocks, and distinct thud knocks coming from multiple directions around their vehicle. At one point, he compares the sound to "hitting a baseball with a wooden bat," while other knocks had a hollow, "punky wood" quality to them. Wood knocks are consistently one of the most reported signs associated with Sasquatch activity. Witnesses often describe them as attempts at communication, responses to human presence, or displays of strength. Things escalated when Steve called out two wolves on thermal, moving in along the lake's edge roughly 300 yards out. Simultaneously, knocks were echoing from the opposite side of their position. The host even spotted what he described as a large footprint near one of the X formations, adding another layer to an already overwhelming night. Perhaps the most chilling moment came when the host and Steve both heard a third voice in the distance, despite being the only two people on site. This phenomenon, voices that sound almost human but somehow off, has been reported in countless Sasquatch encounters over the years. Some researchers believe Sasquatch can mimic human speech, while others attribute it to vocalizations that simply share tonal qualities with human voices. The host even had a playful moment with whatever was out there, joking, "Should I show myself? Maybe you did. Can you see me?" before adding that it might be time to grab the bat. It's that mix of genuine tension and good-natured humor that makes this footage so engaging. What makes this video stand out is the sheer density of activity. Multiple types of potential evidence happening in a short window: fresh stick structures, varied wood knocks from different directions, a possible track, and unexplained vocalizations. For anyone serious about this research, it's a goldmine of field data. The full video is absolutely worth the watch. The raw, unfiltered nature of the recording, with all the fumbling, the startled reactions, and the real-time processing of what's happening, captures something that polished documentaries simply can't replicate. This is what boots-on-the-ground investigation looks like, and on this particular night, the woods had plenty to say.