AMP: 332 Location: SR 80 and SR 90, Cochise Cty Reassurance shield after the 90 junction AMP: 318 Location: SR 80 and Landin Park Wy, Tombstone A few miles later, we’ll enter Tombstone AMP: 317 Location: Sumner St and Fremont St, Tombstone Reassurance shield as we pass by downtown Tombstone and the road turns 90 … Continue reading State Route 80, SR 90 to SR 82