Jared Beasley

Gary Cantrell, the mastermind behind the Barkley Marathons, is in a race of his own: against time.

Yasuhiro Makoshi, 70, is a fixture of New York’s food and running scenes. On Nov. 6, he’ll be running his 36th New York City Marathon, his first as a visitor.

Backyard ultramarathons are grueling, hourslong races. The international team competition, held on Oct. 15, included runners from dozens of nations racing on their home turf, including Ukraine.

Last year, the ultramarathon governing body dumped many multiday races from their catalog. So a group of fringe runners created their own championship, and just kept running.

Marge Hickman is the most frequent female finisher in the Leadville Trail 100-mile race. She hasn’t finished in more than a decade, but she’s lining up again.