After almost two days underground and no apparent way out, Spencer Christiansen resigned himself to the fact that he and his wife, Jessica, might die in the Darby Canyon Ice Cave.
The National Park Service says more than 940,000 people visited Yellowstone National Park in July, which is typically the park's busiest month for recreation visits.
Skiers and snowboarders might not know that the Bridger-Teton Avalanche Center's forecast includes no information from Grand Teton National Park's backcountry.
Searchers in northwest Wyoming are looking again for a Utah man who is missing but presumed dead after being suspected of killing his wife, another woman and a 14-year-old girl in Idaho last year.
The man wasn't given a reason and said the only dispute he's had with U.S. Interior Secretary Ryan Zinke, who oversees the park service, was over bison.
Yellowstone National Park's booming bison population is expected to reach a level that park officials would like to maintain despite being much higher than the official population goal.