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Monumental Summit, Thunder Mountain, Cinnabar Mine OHV Trail route map
Difficulty: ExpertLoop

Monumental Summit, Thunder Mountain, Cinnabar Mine OHV Trail

Yellow Pine, Idaho

78.6 mi

Distance

12,621 ft

Elev. Gain

32h 18m

Est. Time

Loop

Route Type

Expert

Difficulty

About This Trail

Monumental Summit, Thunder Mountain, Cinnabar Mine OHV Trail is a loop trail in Valley County, Idaho. It is 79 miles long and gains 12,621 feet. The nearest town is Yellow Pine, Idaho, about 5 miles away in a straight line.

From the trail data on this page.

Trail Conditions

Trail Conditions

Unknown

We have no current condition data for this trail. Check with the operator before you go, and submit a report below if you've been recently.

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Elevation Profile

Min:1,448 ft
Max:2,641 ft
Gain:3,847 ft
Loss:3,847 ft
Elevation profileA line rising and falling between 1,448 ft and 2,641 ft across 78.5 mi along the route, drawn from start to end.1,448 ft1,846 ft2,243 ft2,641 ft0.0 mi19.6 mi39.2 mi58.9 mi78.5 mi

Elevation at the labelled points along this route
PointDistance from startElevation
Start0.0 mi1,537 ft
High point53.8 mi2,641 ft
End78.5 mi1,537 ft

Trail Details

Route Type
Loop

Official sources & verification

Verify before you go

Where it is

Nearest town:
Yellow Pine, ID · about 5 mi away
County:
Valley County, ID

Nearest town and county from U.S. Census Bureau place records and county boundaries.

We display cached information from agency feeds. Hours, fees, permits, closures, fire restrictions, and conditions change without notice. Outdoors is not the permitting authority. Confirm current conditions for this trail using the links above before you go — you are responsible for compliance. Last verified by us: May 23, 2026. Our copy is more than a month old — please reconfirm with the agency before relying on it.Spot an error in our data?

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Legacy import — verify before navigating

Path geometry came from our pre-launch legacy database. Routes have not yet been re-verified against the operator and may differ from the actual trail.

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