“ Do not guess your fire is out—KNOW IT. One spark may start a forest fire, destroy the beauty of the park, and endanger many lives. Throwing burning materials from car windows constitutes a fire threat and is unlawful in most western States.
Camps. Use designated campgrounds and keep them clean. Burn combustible rubbish on campfires, and place other refuse of all kinds in garbage cans or pits provided for the purpose. Only down material may be used as firewood.
Trash. Do not throw paper, lunch refuse, or other trash over the rim, on walks, trails, roads, or elsewhere. ”

“ Since the park is open the year round, you may enjoy Crater Lake’s fantasy of snowy splendor and participate in winter sports. 14 Two trails from the Rim Village to park headquarters are maintained for skiers in winter. Professional ski meets are discouraged and amateur sports encouraged.
There are no overnight accommodations in the park from about September 15 to June 15, but warming-room facilities are provided at Rim Village.
The west and south entrance roads to the Rim Village area are open to motor travel. ”

“ The lake is about 20 square miles in area, 6 miles wide, and has 20 miles of shoreline. The surrounding cliffs rise as much as 2,000 feet to the uneven crater rim which averages about 7,000 feet in elevation.
WILD ANIMALS
It is dangerous for you to get near wild animals though they may appear tame. Some have become accustomed to humans, but they still are wild and may seriously injure you if you approach them. Regulations prohibiting feeding, teasing, touching, or molesting wild animals are enforced for your safety. ”

“ Bears will enter or break into automobiles if food that they can smell is left inside. They will also rob your camp of unprotected food supplies.
Fishing. Open season: Streams, June 15-September 10; Crater Lake, when trail is open. The limit is 10 fish per day for each person fishing. No fishing license is necessary. Possession of bait fish, or the use thereof as bait, is not allowed.
Accidents. Report all accidents and injuries as soon as possible to the ranger office at park headquarters.
Complete rules and regulations are available at park headquarters. ”

“ Many people come to the park for rest.
Automobiles. Drive carefully. Speeds limits, which vary for different sections of the park, are posted.
Pets. When not in an automobile, dogs, cats, and other pets must be on leash or otherwise under physical restrictive control at all times. They are not permitted in the lodge, in the dining room, the store, other public buildings or on any of the trails. ”

“ The deep blue of the lake is believed to be caused chiefly by the scattering of sunlight in water of exceptional depth and clearness, the blue rays of sunlight being bent back upward, rays of other colors being absorbed. ”

“ Carry until you can burn in camp or place in receptacle.
Trees, Flowers, and Animals. The destruction, injury, disturbance, or removal in any way of trees, flowers, birds, or animals is prohibited in order that everyone may enjoy the beauties of nature. ”

“ OREGON Contents Welcome 3 Discovery and History 4 The Geological Story of Crater Lake 4 Wildlife 7 Map 8 Forests and Wildflowers 10 Interpretive Service 12 What To See and Do 12 How To Get to the Park 14 Accommodations and Camping 14 Miscellaneous Services 15 Mission 66 15 Administration 15 Help Us Protect This Park 16 Visitor Use Fees 16
The National Park System, of which this park is a unit, is dedicated to conserving the scenic, scientific, and historic heritage of the United States for the benefit and enjoyment of its people. ”

“ These are the Cascade Range, of which Mount Mazama was one of the commanding peaks. It was built by successive lava flows with some accumulation of volcanic ash. The cone thus formed was modified by streams and glaciers which carved valleys in its sides and deposited rock debris on its flanks. The layered character and different formations of the mountain are now clearly exposed in numerous places within the caldera wall.
Forming of Dikes.
In addition to broad surface flows, it is common for molten lava to be squeezed into cracks, or fissures, that develop in a volcano. ”

“ The post office and long-distance telephone and telegraph services are located in the administration building at park headquarters. The post office address is Crater Lake, Oreg. Guests of the Crater Lake National Park Company should have mail addressed in care of Crater Lake Lodge to insure prompt delivery.
A gasoline station is maintained during summer on the road near park headquarters. No storage or repair facilities, however, are available within the park. In case of accident or mechanical failure, towing service must be obtained from outside the park. ”

“ There are about 60 kinds, of which the golden-mantled ground squirrels are among the most conspicuous. They resemble large chipmunks but have stockier bodies, shorter tails and no stripes on their heads. ”

“ Shore fishing usually may be enjoyed from the latter part of June until late September, depending on weather conditions. No license is needed to fish in Crater Lake. Possession or use of fish as bait is not allowed. ”