There is so many reasons but they are complicated to explain
I think it is the Microscope. Robert Hooke was a scientist who came up with the law of elasticity, the Hooke's law as well his pioneering work using the microscope to document observations of a variety of samples in his book. Hook published a book Micrographia, an accurate and detailed record of his observations through his microscope.
Well, the Trail of Tears was a government ordered exile of the Native Americans in most of the South, so this would mean that the Cherokee traveled the farthest on the Trail of Tears.