10th Big Dog's Backyard World Championship
- Datum
- 16 OKT 2021 - 19 OKT 2021
- Plats
- Bell Buckle, TN (USA)
- I mål
- 34 (26 män, 8 kvinnor)
Backyard Ultra
Rekordgiltig
Evenemangsdetaljer
Bana
- Beskrivning
- Lazarus Lake’s backyard in Short Creek, Bell Buckle, Tennessee. A 4.16 mile loop where the runners have to complete the loop in less than a hour. If a runner can’t then he or se is disqualified and their day is over.
Arrangör
Övrig information
- Övrigt
- The race restarts every hour, on the hour, and it repeats until just one runner is left standing.