Loading trail…
Obsidian Creek
Free — you'll pick up right here.
Watch this trail
Sign up to watch it — saving subscribes you to gate, closure and report changes.
Wyoming
We won't guess. Here is exactly what we do and don't know.
What we do know
Inside Yellowstone National Park
National Park unit boundary is mapped — agency alerts for it feed this page automatically.
Boundary data
What's missing
No access route mapped
We don't yet know which road reaches this trailhead, so we can't tell you if it's gated.
Nobody's filed a report here yet — be the first.
Obsidian Creek
AI-suggested draft · review before you go
No elevation data on file for this trail.
A creek that forms west of Roaring Mountain and flows north until it joins the Gardner River near the Indian Creek Campground. Obsidian Creek flows by Roaring Mountain and Obsidian Cliff.
Willow Park Vault Toilet
~2 min drive
A worthwhile stop near Wyoming.
Bunsen Peak Trail
~10 min drive
8.4 mi · Moderate
Howard Eaton Trail
~18 min drive
22 mi · Hard
Artists Paintpots Trail
~18 min drive
This is a one-mile (1.6 km) trail that enters a partially burned lodgepole pine forest, then winds across a wet meadow on a boardwalk. This trail is a short loop. The hydrothermal area has colorful hot springs, mudpots, and small geysers. Watch out for flying mud. Stay on th…
Obsidian Cliff
~3 min drive
<p>Obsidian is found in volcanic areas where the magma is rich in silica and lava has cooled without forming crystals, creating a black glass that can be honed to an exceptionally thin edge. Unlike most obsidian, which occurs as small rocks strewn amid other formations, Obsidi…
Bunsen Peak Trailhead (1K4)
~10 min drive
Bunsen Peak prominently sits south of Mammoth Hot Springs. From this trailhead, you can embark on the following trails: Bunsen Peak Trail Bunsen Peak Road Trail Osprey Falls Trail Parking is limited. Winter trailhead access requires a snow coach drop-off, or skiing up from…
Sheepeater Cliff
~5 min drive
<p>Sheepeater Cliff is made up of columnar basalt deposited by lava flows roughly 500,000 years ago. The Gardner River flows through the valley, exposing the flow and forming the cliff. The basalt of Sheepeater Cliff are known as columnar basalt due to the hexagonal fracture l…
Bunsen Peak Overlook
~12 min drive
<p>Bunsen Peak prominently sits south of Mammoth Hot Springs. From this trailhead, you can embark on the following trails:</p> <ul> <li>Bunsen Peak Trail</li> <li>Bunsen Peak Road Trail</li> <li>Osprey Falls Trail</li> </ul> <p>Parking is limited. Winter trailhead access requi…
Roaring Mountain
~8 min drive
<p>Roaring Mountain is a large, acidic thermal area (solfatara) that contains many steam vents (fumaroles). In the late 1800s and early 1900s, the number, size, and power of the fumaroles was much greater than today.</p> <h3>Fumaroles (Steam Vents)</h3> <p>Fumaroles or steam v…
Osprey Falls Trail
~13 min drive
7.8 mi · Moderate
Also worth it near here