If the crunch of gravel under tire is music to your ears, check out the views that South Dakota trails in each region have to offer.

Organizations like the International Mountain Bicycling Association (IMBA) are taking notice of the biking opportunities in South Dakota, awarding the state one of only two A grades for its trails. With strenuous mountain climbs and grueling road rides, there are plenty of challenging routes to conquer. But laid-back rides on former railroad beds and fun fat-tire outings give everyone the chance to roll at their favorite pace.