Holy crap. I have taken it as an article of faith for years that Shiloh was in MS, like Corinth. It’s in Tennessee! I’ve read numerous accounts and pored over many maps. How could I be so steadfastly ignorant of this basic fact? I am troubled.
https://www.nps.gov/state/ms/index
Part of Shiloh National Military Park is in Mississippi - but not Pittsburg Landing.