West of Alamosa in the Rio Grande National Forest, the Lake Fork Trail (#716) is a 6 mile route open to ATV riding. The route starts at Lake Fork Ranch and follows Lake Fork Creek to Big Lake. Past Big Lake, the trail climbs steeply over a saddle and descends steeply into the town of Platoro.
Note: Colorado residents must register their off-highway vehicle with the Colorado State Parks (303) 866-3437. Out-of-state residents who bring OHVs into Colorado must purchase a Colorado Non-Resident OHV permit which is valid from the date of purchase through the following March 31. These permits can be purchased anywhere you get your hunting/fishing licenses in All off-highway vehicles must have an approved muffler and spark arrester. These requirements are subject to change so make sure to contact the Colorado State Parks prior to using your off-highway vehicle.
Note: As of September 2007, ATV riding is only permitted on Forest Service roads that area marked as open to ATVs.