Sixteen 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 sixteen courses: four original Monsoon designs, eleven built on the real mapped centerlines and real elevations of famous circuits around the world, and one real North Texas time-trial loop. 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 |
| Suzuku | 5.8 | 84 |
| Monzoon | 5.9 | 39 |
| Bathhurts | 6.2 | 185 |
| Napkins Glen | 6.3 | 82 |
| Spa-Frankenchamps | 7 | 169 |
| King Cobra TT | 10.0 | 52 |
| Le Yawns | 13.5 | 96 |
| Snoredschleife | 20.1 | 507 |
| Pikes Peak | 36.2 | 1530 |
Upload any .fit ride file in the game and it becomes a private course shaped like your real ride.