Cast
Ultrarunner Karl Meltzer has long dreamed of setting the speed record for crossing America's Appalachian Trail. Now he sets out for his third and final attempt to run the 3,523km (2,188 miles) in less than 46 days, 8 hours, 6 min.
8 December 2023
19 September 2017
7 January 2015
22 February 2018
19 July 2023
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25 December 2020
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16 November 2001
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28 July 2021
25 October 2016
9 December 2016