Run like a butterfly … or following its path, at least

The first ever very-long-distance run to connect all three countries in North America, the Monarch Ultra will truly put runners to the test in a 4,200 km relay that takes participants through the migration path of the Monarch butterfly, a route mapped out by Elmira runner Clay Williams. Participants

Last updated on May 03, 23

Posted on Oct 25, 18

3 min read

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