31. The southwestern Utah town of 3, 300 residents is located about 20 miles from Zion National Park . 32. In southern Utah, Zion National Park is buying a fleet of buses that run on clean-burning fuels. 33. Q . When is the best time of the year to hike Zion Narrows in Zion National Park ? 34. Also, more than a million people visiting Zion National Park each year, most of whom pass through Virgin. 35. Z is for Zion National Park . 36. Within his work on the " Magnificent West " Milton produced several works focused on Zion National Park . 37. Seven days in Zion National Park . 38. The pilots didn't say a word about past events, but gave a scenic tour of Zion National Park . 39. _Zion National Park , about 35 northeast of St . George, is home to the world's largest natural arch. 40. Many of the BLM wildernesses are not much more than small appendages of Zion Wilderness in Zion National Park .