Our ECCO Outsider Sean Conway took on the ambitious challenge to run a marathon a day in each of the U.K.'s 15 national parks! That is 15 marathons, in 15 national parks, in 15 days! Watch how he gets along and see how his journey is about much more than just running.

Want to learn more about ECCO Outdoor? Visit us on: https://global.ecco.com/en/outsiders

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