Notice the crescent shaped area that extends across teh whoel state and into Mississippi.......................
Notice the crescent shaped area that extends across teh whoel state and into Mississippi.......................
Ooh, nice! That could easily be an impact crater, but billions of years old. Because the Earth has an atmosphere, hydrologic cycle, and biosphere, erosion damages impact craters or buries them.
Oldest known is in Australia:
https://www.nature.com/articles/s41467-019-13985-7