(1) The entire segment of Interstate 22 traversing through DeSoto, Marshall, Benton, Union, Pontotoc, Lee and Itawamba Counties, Mississippi, beginning at the convergence of Interstate 269 with U.S. Highway 78 in Byhalia, Mississippi, and extending southeasterly to its ending at the Mississippi-Alabama state line, in conjunction with that portion of U.S. Highway 78, which converges with Interstate 269 in Byhalia, Mississippi, and extending northwesterly to its ending at the Mississippi-Tennessee state line, is designated and shall be known as the “Medal of Honor Trail.”
(2) The Mississippi Department of Transportation shall erect and maintain appropriate signs along and approaching the segment of highway described in subsection (1) of this section.