Near Kodachrome Basin, Grosvenor Arch is a must-see if you are in the area. The arch was named after Dr. Gilbert Grosvenor, one of the presidents of the National Geographic Society, after an expedition to the area by the Society. They named the arch after an expedition to the area in 1947. The arch is dramatic and stunning , towering 150 feet up the cliff above the surrounding area and spanning 92 feet.

The arch is easy to visit, with a good dirt road that is passable to most vehicles, EXCEPT WHEN WET! Stay out of here if the road is muddy; it can become difficult to impassable quickly. A concrete sidewalk goes from the parking area to the arch, making this accessible to most.

Getting There

From Cannonville Utah, go south on Main Street. This becomes Kodachrome Road and Cottonwood Canyon Road. Follow this road about 7 miles to the signed junction with Kodachrome Basin on the left.

• Reset your odometer at the Kodachrome Basin junction. Stay straight on the Cottonwood Wash Road. Major junctions are listed below, but the goal is to stay on the Cottonwood Wash road for 9.6 miles. ( 12S 412162mE 4150982mN / N37° 30' 06" W111° 59' 38")
• 0.8 miles, stay left on the main road. ( 12S 413407mE 4150607mN / N37° 29' 54" W111° 58' 47")
• 1.1 miles - Side road on the left. Stay right on the main road. ( 12S 413960mE 4150457mN / N37° 29' 49" W111° 58' 24")
• 1.5 miles - Side road on the left, stay right. ( 12S 414462mE 4150303mN / N37° 29' 45" W111° 58' 04")
• 5.0 miles - Side road on the right, stay left. ( 12S 419353mE 4148924mN / N37° 29' 01" W111° 54' 44")
• 5.8 miles - Side roads on both sides, stay straight. ( 12S 420673mE 4148933mN / N37° 29' 02" W111° 53' 50")
• 6.7 miles - Junction, go left. ( 12S 421531mE 4148147mN / N37° 28' 37" W111° 53' 15")
• 9.6 miles - Grosvenor Arch Jct, go left. The arch is 1.1 miles from this junction. ( 12S 424892mE 4145338mN / N37° 27' 07" W111° 50' 57")

Route

The arch is visible from the parking area, though taking the short sidewalk leads to better views!

There are benches and a pit toilet at the parking area.

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