Location: US-12 and SD-73, Perkins Cty Reassurance shield as 73 joins. Location: 10th St and 7th Ave, Lemmon A quarter mile later, we’ll enter Lemmon. Location: 10th St and 2nd Ave, Lemmon Reassurance shield as we head out of Lemmon. Location: US-12 and Riedy Rd, Perkins Cty Reassurance shield as we head out of Lemmon. … Continue reading U.S. Route 12, SD-73 to SD-73