在以下频道推出： HISTORY、Philo、Prime Video、Disney+、Sling TV
第 19 季，第 2 集: More than 10,000 crop circle formations have been documented in over 50 countries, and many display properties that defy conventional explanations. Are they of otherworldly origin? And if so, what is their purpose? Could it be that reconnection with our alien ancestors will only come when we finally crack the crop circle code?
Documentary · 2023年1月13日 · 40 分钟