Chicago Marathon Race Forecast
Chicago, IL • October 12, 2025
partly-cloudy-day 53°/64°F
0%
12mph
46°
8.4
175
DAYS

The Chicago Marathon takes centre stage Sunday. Here’s a look at some of the world’s most challenging marathon courses.

/From the Great Wall of China to races in the mountains of Colorado and Nepal, runners around the world can take on big challenges.

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bvd's Avatar
@bvd
October 12, 2024

The toughest run? Here’s a look at some of the world’s most challenging marathon coursesFrom the Great Wall of China to races in the mountains of Colorado and Nepal, runners around the world can take on big challenges. https://olympics.com/en/news/worlds-most-challenging-extreme-marathon-courses

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