Traci Falbo holds the world record for the 48-hour indoor ultramarathon. On August 6, 2014, she completed the 2-day event in Anchorage, Alaska, with a distance of 389.61 km.[1]

References

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  1. ^ Woody, Doyle (6 August 2014). "Traci Falbo literally ran until she dropped, and seized 2 ultramarathon records". Alaska Dispatch News. Retrieved 10 October 2016.