I have no idea what the heck this was. I noticed it while visiting the Olbrich Botanical Garden in Madison, Wisconsin with my mom and my youngest son. There was a line about 10 feet long of these metal triangle thingies. Made me picture a robotic dragon sleeping just under the ground.
Download: Ground_Dragon-Asgard_Photography_IMG_0829.jpg
Camera Settings
F-stop: f/16
Exposure: 1/125 seconds
ISO: 320
Focal Length: 89mm
Location
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