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191

Dinosaurs and Flaming Gorge

From dinosaur country in Vernal, up US-191 through the Uinta Mountains to the red canyons of Flaming Gorge and on into Wyoming.

Distance
202 km (125 mi)
Driving
2 h 14 min
Suggested days
4
Stops
7
States
UT, WY
Updated
May 30, 2026

At a glance: 4-day road trip of about 202 km (125 mi) with 7 stops, from Vernal to Green River. About 2 h 14 min of driving in total.

Route description

Vernal, in Utah’s Uinta Basin, is dinosaur country, with a natural history museum in town. Drive east to Dinosaur National Monument, where the Quarry Exhibit Hall shows a wall of about 1,500 bones still in the rock.

Back in Vernal, US-191 climbs north in switchbacks, with roadside signs dating the rock layers as you pass through them. At the top, forest and meadows lead to Flaming Gorge Dam, which holds back the Green River in a deep red canyon.

West of the dam, UT-44 passes Red Canyon Overlook, where the reservoir lies far below the rim, and the Sheep Creek geological loop, with folded rock and bighorn sheep. There are many campgrounds in the national recreation area; the Sheep Creek loop is not suitable for large RVs.

From Manila, WY-530 runs north along the west shore through open sagebrush to Green River, Wyoming, where John Wesley Powell launched his 1869 expedition down the river. Summer is the season; the high roads can see snow from October.

Stop-by-stop itinerary

In driving order. Distances are estimates between consecutive stops.

  1. 1

    Vernal

    UT
    Start
  2. 2

    Dinosaur Quarry Exhibit Hall

    HistoryJensen, UT

    A glass hall built over a rock wall holding about 1,500 dinosaur bones, still in place. In busy months a shuttle runs from the visitor center.

    23 km
  3. 3

    Flaming Gorge Dam

    ViewsDutch John, UT

    A 500-foot concrete dam in a red-walled gorge of the Green River. Walk across the top; the river below is famous for trout.

    64 km
  4. 4

    Red Canyon Overlook

    ViewsDutch John, UT

    Pine-fringed viewpoints about 1,700 feet above the green water of Flaming Gorge Reservoir, next to a small visitor center. The rim trail is easy and fenced in places.

    14 km
  5. 5

    Sheep Creek Canyon Geological Area

    NatureManila, UT

    A loop road through tilted, twisted rock layers along a creek, with bighorn sheep on the slopes. Not suitable for large RVs.

    14 km
  6. 6

    Manila

    UT
    9 km
  7. 7

    Green River

    WY
    77 km