Yellowstone National Park (Wyoming, USA)
- Target Region Code: US-YNP (4 summits)
- Stone Crop Peak (3121m)
- Wolf Scat Peak (3124m)
- Snow Pipit Peak (3169m)
- Boundary Line Peak (3203m)
- Established: 2011
- Re-surveys: 2016
- Contact(s): Rocky Mtn Network and Inventory
http://science.nature.nps.gov/im/units/romn/
Kristin Legg, kristin_legg[at]nps.gov

Location of the four summits of US-YNP target region

Rock cairn on Boundary Line Peak
Photo credit: Colorado Natural Heritage Program staff