The Rainbow Falls OHV Area in the Rampart Range of Pike National Forest has miles of forest roads open to ATV and dirt-bike riding. "Beautiful country with a variety of terrain and wildlife," says Nessl. Nonresidents aren't required to register their vehicles in Colorado, as long as they're registered in their home states. All off-highway vehicles must have an approved muffler and spark arrester. Colorado State Parks; 303/866-3437,

Biolsi also likes the great variety of terrain of Turkey Bay OHV Park in the Land Between the Lakes National Recreation Area. With 100 miles of ATV trails on 2500 acres, riding areas include flat meadows, mud bogs, and rolling hills. Biolsi particularly enjoys the steep terrain and views near Kentucky Lake, where elevation changes reach 600 feet. Land Between The Lakes; 270/924-2000, Kentucky Tourism; 800/225-TRIP.

Iron Mountain, in the western part of Michigan's Upper Peninsula, is a favorite ride spot of the Polaris Way Out Training Tour team. Located on the state border with Wisconsin, rides can take you into both states. On the Iron Mountain Web site, you'll find trail maps and the Dickinson County ATV Guide. Iron Mountain;

Biolsi also recommends Chadwick ATV Trails in the Mark Twain National Forest. Located southeast of Springfield, this area features a 100-mile network of trails that weave among thick stands of oak, hickory, and pine. Difficulty ranges from steep climbs and technically challenging rock steps to easy open logging roads. Many of the scenic rides have creek crossings, ridge sections, tight trails with switchbacks, and even a cave or two to visit. Call Kay's Country Store for permits; 417/634-5225. MTNF; 417/683-4428, Missouri Tourism; 800/877-1234.

Like the idea of roughing it in luxury? Paws Up Resort straddles the famous Blackfoot River just east of Missoula, Montana. Ride the resort's ATVs on its 60 square miles of ranch land, or bring your own and enjoy the regional BLM trails while your family members ride horses, hike, or mountain bike on the resort property. Paws Up Resort; 866/894-7969,

New York
ATV New York is an off-road vehicle park that caters to ATVs, dirt bikes, snowmobiles, go-karts, and mountain bikes. Featuring almost 400 acres, you'll find lots of trails running over and through hills, grass, rock, sand, and mud. ATV New York; 845/883-7135,