Location: US-16 Alternate and Sylvan Lake Rd, Custer Cty Reassurance shield after the 89 split as we head out of Custer Location: US-16A at the Custer State Park entrance, Custer Cty As we enter Custer State Park, we’re told to pull into a pay station. Pardon the blurriness, but the sign says “Non-stop traffic on … Continue reading U.S. Route 16 Alternate, SD-89 to SD-87