The film opens on the Rocky Mountains and Yellowstone National Park as seen from space.
Mountain men meet and discuss the wilderness, freeze-frame to a black-and-white sequence of the park’s history.
The return of spring, breaking up of ice, flowing water from snow melt. An elk calf stranded at a flooded river.
A grizzly family as twin cubs are chased away. Antelope fawns are threatened by a coyote, who is chased away by antelope does.
Spring birds return to Yellowstone. Birds feed on mosquitoes. Baby badgers emerge from their den for the first time. A moose calf gambols around it’s mother.
Sunrise of a new day. An elk calf romps at dawn. A grizzly pursues an elk calf.
Visitors return to Yellowstone. A huge bear jam, as people compete to see and photograph a grizzly family.
A lone hiker explores remote areas of the park, including Specimen Ridge, where 27 petrified forests lie one on top of the other.
Map of Yellowstone’s road system. "Tom The Terrible Tourist", with his family, attempts to see the entire park in one day. Never getting out of his truck, Tom engages in a frenzy of picture taking.
Morning Glory Pool. New geysers erupt under a boardwalk. The many geysers of the Upper Geyser Basin set to music.
Interiors and exteriors of Old Faithful Inn. Lake Hotel, built in 1899.
Yellowstone Lake, the largest high altitude lake in North America.
A four day photographic class sponsored by The Yellowstone Institute canoes across the lake to a campsite. They swim the cold lake, cook-out and are instructed in the art of photographing the beauty which surrounds them.
Twin black bear cubs with their mother. Another new day as we accompany a park ranger throughout a typical day. Trumpeter swans chase out an intruder.
Children and adults enjoy a stagecoach ride.
A dramatic summer storm. The reel ends as a rainbow appears and the clouds dissipate.
As the day dawns, a breakfast cook-out is prepared, visitors arrive in a chuck wagon for a hearty breakfast at Yancy’s Hole. A boy is taught fly fishing by his father on the upper Yellowstone River, bird and animal fishing are also observed.
The magnificent Lower Falls and the Grand Canyon. The canyon from the air. A bighorn sheep with a lamb on the canyon walls. Birds of the canyon. A gorgeous sunset.
A park ranger leads a hike into Pocket Basin for a close look at the thermal features and bubbling mud pots.
Elk cows play tag. Elk calves romp and play on a beautiful summer evening.
A class from The Yellowstone Institute observe eagles. West Thumb Thermal Basin is explored. Mammoth Hot Springs is explained.
Park rangers in fire-fighting training have the unfortunate experience of helping put out the Gardiner School fire at the north park entrance.
Grizzly bears with a coyote. Buffalo in August. A hike to Osprey Falls, followed by an ice cream break at a Hamilton Store.
License plates from all over the United States set to music.
Sunrise, as a pine squirrel harvests pine cone. Autumn returns to the park.
A park ranger leads a pack horse laden with winter supplies to a back-country cabin.
Bighorn sheep begin mating battles on the higher slopes. Winter snow returns.
A coyote chases voles in the snow in a comedy of near-misses. Sub-adult grizzly twins wrestle in the snow. Bighorn sheep continue their battles in the snow. A coyote pack pursues a migrating elk herd.
An otter family plays on the ice and snow, running and sliding. A coyote steals fish from an otter. Beautiful winter scenes throughout the park close the film.