SHENANDOAH, VA.--Outstanding scenic area in Virginia section of Blue Ridge. Established 1935; 275.81 square miles. WIND CAVE, S. DAK.--Beautiful cavern of peculiar formations. No stalactites or stalagmites. Established 1903; 18.47 square miles. YELLOWSTONE: WYO.-MONT.-IDAHO.--World's greatest geyser area, and an outstanding game sanctuary. Established 1872; 3,471.51 square miles. YOSEMITE, CALIF.--Valley of world-famous beauty; spectacular waterfalls; magnificent High Sierra country. Established 1890; 1,176.16 square miles. ZION, UTAH.--Beautiful Zion Canyon 1,500 to 2,500 feet deep. Spectacular coloring. Established 1919; 148.26 square miles. RULES AND REGULATIONS The Park Regulations are designed for the protection of the natural beauties as well as for the comfort and convenience of visitors. The following synopsis is for the general guidance of visitors, who are requested to assist in the administration of the park by observing them. Copies of the complete rules and regulations promulgated by the Secretary of the Interior for the government of the park may be obtained at the office of the superintendent and at other points of concentration throughout the park. The destruction, injury, defacement, or disturbance of any buildings, signs, equipment, trees, flowers, vegetation, rocks, minerals, animal, bird, or other life is prohibited. Camps must be kept clean. Rubbish and garbage should be burned. Refuse should be placed in cans provided for this purpose. If no cans are provided where camp is made, refuse should be buried. Do not throw paper, lunch refuse, or other trash on the roads and trails. Carry until the same can be burned in camp or placed in receptacle. Fires shall be lighted only when necessary and when no longer needed shall be completely extinguished. No lighted cigarette, cigar, match, or other burning material shall be thrown from any vehicle or saddle animal or dropped into any leaves, grass, twigs, or tree mold. Smoking or the building of fires may be prohibited by the superintendent when the hazard makes such action necessary. The hunting, killing, wounding, frightening, capturing, or attempting to capture any wild bird or animal is prohibited. Firearms are prohibited within the park except with the written permission of the superintendent. When fishing, avoid closed waters. Except where otherwise posted, the limit for a day's catch is 10 fish. The possession of more than 2 days' catch at any one time is prohibited. Fishing in any way other than with hook and line is prohibited. Still- and motion-picture cameras may be freely used by amateurs in the park for general scenic purposes. No pictures for commercial use may be taken without special permission from the superintendent. All mountain climbers must report at a ranger station before and after making the ascent of any peak. No solo climbs are permitted in this park.