A free, global 5K event, parkrun, begins in Markham, Ontario, on Nov. 21. Participants can join at Austin Drive Park. The event is open to all, with no entry fee or time limit.

parkrun, founded in the U.K. in 2004, offers weekly 5K runs in parks worldwide. It welcomes runners, walkers, and volunteers. Registration is free and only needed once. Read more everyday miles coverage.

Runners can register on the parkrun website, receiving a barcode for timing. Results are available online. The Markham event starts at 9 a.m., with a briefing at 8:50 a.m. Related: Andreas Almgren's Marathon Training Plan Available for Runners.

This original Runner World brief is based on reporting from Canadian Running. Visit the source for its complete reporting, context and any later corrections.