Crop circles - geometric shapes embedded into large swaths of farmland by some sort of unseen force: what are they? How are they formed? Are crop circles a hoax...or something we fear so greatly that we avoid the stark truth they’re trying to communicate? Steve and Joey don’t know, but our plucky Ancient Astronaut Researchers sure think they do! Let’s proooooooooobe into one of the (so far, anyway) best episodes that Ancient Aliens has to offer: Circles from the Sky!