Northwest of Plymouth near Warren, the Warren Rail Trail is a 7 mile route open to ATV/OHRV riding. This trail provides access to the Mount Moosilauke ATV Club trail system and offers good view of Black Brook.
To reach the Warren Recreation Rail Trail ATV trailhead from US93, use Exit #26. Head west on SR25 for roughly 20 miles into Warren. The trail begins near the very large Redstone rocket display in the town center. The Warren E Haverhill Recreation Rail Trail starts by following a dirt road into the woods located behind the rocket.
Note: The State Of New Hampshire requires a NH state registration tag on every ATV. An out-of-state registration tag is not valid in NH. They will issue a fine if you try riding without a NH tag.
Overall, Warren Rail Trail is the 18th most popular ATV riding trail of all 19 ATV trails in New Hampshire.