31.   Camping and hiking trails are available in Palo Duro Canyon State Park.

32.   Critics maintain that the trail is simply a precursor to a full-fledged state highway.

33.   Disputes about what trails are public are often complicated, which is part of what led to the Combs case.

34.   During weekdays, the trail is fairly deserted and calm.

35.   Each trail is two miles in length, although each seems longer because of the hilly terrain.

36.   Equestrian trails are available.

37.   Even so, Emerson said that the money trail is difficult to track.

38.   For banks, the electronic money trail is risky.

39.   For Clinton, the campaign trail is like oxygen.

40.   For one thing, by now I was feeling as if the trail were indeed my private club.