Surely this could only have been built by visitors having crossed lightyears from some distant star, centuries if not millennia ahead of ourselves in technology.
looks like a paint-ball arena for really small people
Looks like a graveyard to me.
A civilization light-years ahead of our time! their trip across our galaxy to get here nd seed our planet inspired the show... ‘The Flintstones & The Great Gazoo.’
Surely this could only have been built by visitors having crossed lightyears from some distant star, centuries if not millennia ahead of ourselves in technology.
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Ancient Alien theorists agree.
Amarillo Carhenge. No one knows how the cars got driven straight into the ground, or why they are perfectly aligned, and all at the same angle. Must be alien technology!