Day 3.242: Loopy!

On our walk on Sunday, we spotted this tree and wondered what on earth could have caused it to form a loop like this. I checked that it was not an optical illusion, took a photo and left it at that. A mystery waiting to be solved.

Then, when I was wondering around looking for a trail map at Moreau Lake State Park on Monday (they are $2 at the park office near the entrance or print your own before you go) I saw this:

The sign suggests that they might not know either:

but there was a presentation going on and I had an overlook to hike to, so once again the mystery remains unsolved - unless you know?