36th To Bone and Back 40-Mile Ultra Marathon - 40mi
DUV source-backed ultramarathon 40mi; ultra - 40mi; location Idaho Falls, ID; DUV status; IAU label.
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Race date: June 27, 2026.
Key facts
| Date | June 27, 2026 |
|---|---|
| Location | United States |
| Events | ultra - 40mi, DUV ultramarathon calendar |
| Source page | Open source page |
| Listing status | Verified |
Location
| Venue | Idaho Falls, ID |
|---|---|
| Address | Idaho Falls, ID |
Course
| Surface | Mixed |
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