Here are federally-managed areas that are related to the Trail of Tears National Historic Trail.
National Park Service areas:
Arkansas Post National Memorial, Arkansas www.nps.gov/arpo
Moccasin Bend National Archeological District, Chattanooga, Tennessee, which is part of Chickamauga and Chattanooga National Military Park, Georgia www.nps.gov/chch
Fort Smith National Historic Site, Arkansas www.nps.gov/fosm
Great Smoky Mountains National Park, Tennessee and North Carolina www.nps.gov/grsm
Pea Ridge National Military Park, Arkansas www.nps.gov/peri
Stones River National Battlefield, Tennessee www.nps.gov/stri
Tennessee Valley Authority area:
Cherokee Memorial Park (Blythe Ferry Ramp), Chickamauga Reservoir, Tennessee www.tva.gov/river/recreation/pdf/chickamauga_rec_matrix.pdf
US Army Corps of Engineers area:
Cadron Settlement Park, Arkansas www.swl.usace.army.mil/parks/toadsuck/recreation.htm
USDA Forest Service areas:
Mark Twain National Forest, Missouri www.fs.fed.us/r9/forests/marktwain/
Shawnee National Forest, Illinois www.fs.fed.us/r9/forests/shawnee/