5° Macaxeira Backyard Ultra
5° Macaxeira Backyard Ultra is a 25-hour timed race in Porto Velho, Rondonia, Brazil, taking place on Feb 19 – Feb 20, 2028.
- Date
- Feb 19 – Feb 20, 2028
- Duration
- 25 h
- Location
- Porto Velho, Rondonia, Brazil
- Format
- Timed race