Most vertical feet uphill in snow shoes in 24 hours (female)

According to Official Guinness Records,

The most vertical feet snowshoed uphill in 24 hours by a female is 25,534 ft (7,782.8 m) by Eileen Wysocki (USA) at the Sunlight Mountain Resort in Glenwood Springs, Colorado, USA, on 7-8 February 2009. Ms. Wysocki completed 17 course laps in 23 hours, 26 minutes, 16 seconds en route to her record attempt. The "24 Hours of Sunlight" race was timed by Granny Gear Productions and Real Time Race Timing Systems;the course was officially measured and verified by race staff and Sunlight Mountain Resort personnel.

For a complete list of 2009 records, please visit 2009 Guinness Records in United States.

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