Down the Forest Hole
First and foremost, let us just remark that this is weirdly gratifying. Even without paying attention to the reason for this odd circular design, its perfection is simply breathtaking. But now that we can finally put down the impossible precision let’s talk about why it happened.
OK, according to our analysis, there’s no explanation or logic behind this. Why would someone make such a perfect hole in the midst of all this greenery—we can’t answer that. Trying to communicate with another species?