| Mark Ziman's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Never Summer (2021) (60k) | Colorado, US | 31 | Friday, July 30, 2021 | 10:29:14.00 |
| Quad Rock 2021 (Quad Rock 25) | Colorado, US | 30 | Saturday, May 8, 2021 | 06:37:16.00 |
| Mark Ziman's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Never Summer (2021) (60k) | Colorado, US | 31 | Friday, July 30, 2021 | 10:29:14.00 |
| Quad Rock 2021 (Quad Rock 25) | Colorado, US | 30 | Saturday, May 8, 2021 | 06:37:16.00 |