Photo #5792 - Crescent Junction, Utah - Exit 182 Interstate 70 Old homestead, gas station. - Start finish of Road Map Highway Travel Guide -e Utah Highway US 191 is southeastern Utahs main artery, interlinking beautifully sculpted canyons, breathtaking red rock formations, majestic snow-capped mountain peaks, rugged and colorful high desert beauty, geological treasures, mysterious prehistoric ruins and rock art, historic sites, a myriad of recreational opportunities and old-fashioned western hospitality.