Rest Area Spearfish I-90 EB Rest Area Tilford I-90 EB Rest Area Tilford I-90 WB Rest Area Wasta I-90 EB Rest Area Wasta I-90 WB Rest Area Belvidere I-90 EB Rest Area Belvidere I-90 WB Rest Area Presho I-90 EB Rest Area Presho I-90 WB Rest Area Chamberlain I-90 EB/WB Rest Area White Lake I-90 EB Rest Area White Lake I-90 WB Rest Area Salem I-90 EB Rest Area Salem I-90 WB Rest Area Valley Springs I-90 WB Rest Area Vermillion I-29 NB Rest Area Ward Road I-29 NB Rest Area Hidewood I-29 NB Rest Area Hidewood I-29 SB Rest Area Whetstone Valley SD-15 NB/SB Rest Area Glacial Lakes I-29 SB