3rd Austin's Backyard Ultra
3rd Austin's Backyard Ultra is a 17-hour timed race in Lago Vista, TX, United States, taking place on May 29 – May 30, 2027.
- Date
- May 29 – May 30, 2027
- Duration
- 17 h
- Location
- Lago Vista, TX, United States
- Format
- Timed race