Fifteen rideable worlds, from a 333m velodrome to a 36km mountain, all free in the browser.
Monsoon Cycles, Colorado Springs · Updated August 16, 2026
Gumwall Grand Prix has fifteen courses: four original Monsoon designs and eleven built on the real mapped centerlines and real elevations of famous circuits around the world. Every one is free, right now, in your browser.
OPEN THE GAME| Course | Lap km | Climb m |
|---|---|---|
| The Velodrome | 0.3 | 0 |
| Penny Circuit | 2 | 28 |
| Hetchins Hairpins | 2 | 46 |
| Gumwall Speedway | 2.7 | 6 |
| Moanaco | 3.3 | 87 |
| Lasagna Seca | 3.6 | 66 |
| Interlegos | 4.3 | 86 |
| Sudzuka | 5.8 | 84 |
| Monzoon | 5.9 | 39 |
| Bathhurts | 6.2 | 185 |
| Napkins Glen | 6.3 | 82 |
| Spa-Frankenchamps | 7 | 169 |
| Le Yawns | 13.5 | 96 |
| Snoredschleife | 20.1 | 507 |
| Pikes Squeak | 36.2 | 1530 |
More are coming: a West Texas desert road, a New York City loop, and rider-requested routes. Upload any .fit ride file in the game and it becomes a private course shaped like your real ride.