Scenic Trex DVDs provide motivation to treadmill walking and indoor cycling. Filmed in continuous motion along nature trails, the viewer feels as if they are actually trekking in outdoor set... Read allScenic Trex DVDs provide motivation to treadmill walking and indoor cycling. Filmed in continuous motion along nature trails, the viewer feels as if they are actually trekking in outdoor settings during indoor workouts.Scenic Trex DVDs provide motivation to treadmill walking and indoor cycling. Filmed in continuous motion along nature trails, the viewer feels as if they are actually trekking in outdoor settings during indoor workouts.