Nope, In Savannah. They did get DNA enough to confirm this.
The story would pop up every few years in the Savannah paper. Was he buried at sea? On land? Elsewhere? Then they found bones. At one point, they were in a box in the Courthouse, but, they are now under his statue.
A nice little general article here: https://en.wikipedia.org/wiki/Casimir_Pulaski
You’ll want to dig more if you want more scholarly.
According to Wiki, he/she may have been hermaphrodite. Not that that’s a biggy. There were so many cases of hermaphrodites in Talmudic times that there is an entire chapter of the Mishnah dealing with the halachic ramifications of having both organs. But it’s just going to enable and encourage the freak show to get freakier. General Pulaski was one of them, after all.