2.7
(6)
63
hikers
05:08
18.5km
190m
Hiking
Hike the challenging Wees Bar Petroglyphs Trail to discover ancient rock art and scenic Snake River views in Idaho's Birds of Prey area.
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Morley Nelson Snake River Birds of Prey National Conservation Area
Waypoints
Start point
161 m
Highlight • Monument
Tip by
9.14 km
Highlight • Historical Site
Tip by
18.5 km
End point
Way Types & Surfaces
Way Types
13.8 km
3.40 km
759 m
621 m
Surfaces
17.2 km
759 m
621 m
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Sign up for freeElevation
Highest point (780 m)
Lowest point (700 m)
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Monday 19 October
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This route was planned by komoot.
This trail is considered difficult. It's a challenging 12-mile round trip hike that requires good fitness due to its length and some potentially rocky sections. The path often follows a jeep trail, with some parts narrowing to a single track.
The trail begins at the Swan Falls Dam trailhead. Parking is available there, and the journey starts by crossing the dam itself.
Beyond the stunning views of the Snake River and its canyon, the main attraction is the hundreds of ancient Wees Bar Petroglyphs. You'll also pass the remnants of the Priest Ranch Homestead and its orchard, and cross the historic Swan Falls Dam.
Yes, the trail is generally dog-friendly. However, given the challenging nature of the hike, its length, and the potential for very hot conditions with little shade, ensure your dog is fit enough and carry plenty of water for both of you. Always keep your dog on a leash.
Spring and fall are generally the best times to visit. During spring, you have excellent opportunities to spot various raptors within the Morley Nelson Snake River Birds of Prey National Conservation Area. Summer months can be extremely hot due to the lack of shade, making the hike much more strenuous.
The trail is located within the Morley Nelson Snake River Birds of Prey National Conservation Area. While specific permits for the trail itself are not mentioned, it's always advisable to check the latest regulations for the conservation area before your visit. You can often find this information on official Idaho state park or BLM websites.
The trail is situated within the Morley Nelson Snake River Birds of Prey National Conservation Area, making it an excellent place to spot various raptors, including hawks, eagles, and falcons, especially in springtime. Keep an eye out for other desert wildlife as well.
Given the trail's length and challenging nature, it's crucial to bring plenty of water, especially during warmer months, as there is little shade. Sturdy hiking boots, sun protection (hat, sunscreen), snacks, and a map or GPS device are also highly recommended.
The Wees Bar Petroglyphs Trail is an out-and-back route, meaning you will return along the same path you took to reach the petroglyphs.
The Wees Bar Petroglyphs represent one of Idaho's largest and most well-preserved collections of ancient rock carvings. Believed to be made by ancestors of local Native American tribes, these hundreds of symbols depicting humans, animals, and geometric designs could be anywhere from 800 to 12,000 years old, adding a profound sense of historical discovery to the hike.
The trail is in a rural area. While there are no immediate amenities like cafes or pubs directly at the trailhead, you can find accommodation and services in nearby towns such as Melba or Kuna, Idaho. It's best to plan for supplies before heading to the trailhead.
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