![](https://www.cpr.org/cdn-cgi/image/width=3840,quality=75,format=auto/https://wp-cpr.s3.amazonaws.com/uploads/2019/05/matt_carnal_headshot.jpg)
![Image: Matt Carnal 1](https://wp-cpr.s3.amazonaws.com/uploads/2019/06/matt-carnal-feature-full-2.jpg)
The Red Bull Trans-Siberian Extreme is the longest cycling race on earth, and only one man from the United States who plans to compete this year. Matt Carnal is a cycling coach and a graduate student at Colorado State University, and has biked across the United States twice. Carnal sees this race across Russia as his greatest test yet.
![Image: Red Bull Race Map](https://wp-cpr.s3.amazonaws.com/uploads/2019/06/race_route-2.jpg)
The grueling 5,700-mile contest starts in Moscow on July 18 and will take 24 days to complete. Carnal spoke about the race with Colorado Matters host Andrea Dukakis.