Location: US-16 and SD-244, Custer Cty Just after the 87 junction, we’ll approach Highway 244, the only highway that directly serves Mount Rushmore Location: US-16 and SD-244, Custer Cty Turn right for 244 towards the somewhat overrated but still awesome Mount Rushmore, stay straight for 16/385 towards Hill City E to US-385, W to US-16A/SD-89 … Continue reading U.S. Route 16, SD-87 to SD-244