21.   The trail heads up a steep grade and apparently stays that way.

22.   This is the second year that Yaki Point, the trail head of the South Kaibab Trail, will be closed to auto traffic.

23.   Walk eight-tenths of a mile down to the trail head.

24.   We chose it in part because it promised a big waterfall at a turnoff on the way back to the trail head, three miles away.

25.   We reached the trail head about noon.

26.   When both goshawks were perched at the inward end of the trail, I broke away, running for the trail head without looking back.

27.   Whitted said that three vehicles were parked at the canyon trail head.

28.   With a flight nurse on board, the helicopter took Williams and Ree back to the trail head while Newberry bundled up.

29.   With bad weather threatening, the group decided to skip breakfast, pack quickly and head back to the trail head.

30.   However, Montoya says, the tribe would limit public use by charging fees at trail heads and picnic grounds.