; (2) the memorials to Chota and Tanasi as former capitals of the Cherokees; (3) the memorial and place of reinterment for remains of the Eastern Band of Cherokee Indians and other Cherokee tribes, including those human remains and cultural items that are repatriated by the Tennessee Valley Authority to those Cherokee tribes under the National Graves Protection and Repatriation Act; and (4) interpreting the Trail of Tears National Historic Trail. (c) Use of support property The land described in section 2(a)(2) shall be used principally for the support of lands subject to this Act and the programs offered by the Tribe relating to such lands and their purposes including— (1) classrooms and conference rooms; (2) cultural interpretation and education programs; (3) temporary housing of guests participating in such programs or the management of the properties and programs; and (4) headquarters offices and support space for the trust properties and programs. (d) Land use The principal purposes of the use of the land described in section 3(a)— (1) paragraph (1), shall be for a recreational trail from the general vicinity of the parking lot to the area of the Chota Memorial and beyond to the southern portion of the peninsula, including interpretive signs, benches, and other compatible improvements