When a day hike for people 60 and older has to turn back midway through their hike in Sequoia National Forrest, the hiking leader finds himself at the base of the trail without his wife and without his former friend, both of whom had accompanied him on the trail. With the company of an over-eager widow, the man finds himself contacting search and rescue and waiting to see what morning will bring.

A group of friends experienced in river navigation brave an infamously dangerous set of rapids, though some of them are more thrill-seeking than others.

A young boy finds a clearing while exploring the wilderness and meditatively observes the nature around him.

While hiking with his two young children, a man falls to his doom in a cavern called the Bottomless Well, leaving his son and daughter to race to save his life.

A backcountry guide in British Columbia generally turns a blind eye as his clientele traffic drugs into the United States — but he begins to realize that his newest clients are traveling with cargo far more dangerous than drugs.

A quarreling married couple takes a trip to the mountains in Colorado in an attempt to save their marriage, but disaster strikes when they see a pair of young mountain climbers fall, leading to a perilous rescue mission.

A party traveling west to California experiences unspeakable horror when they become trapped on an impassable trail in the winter.

When a middle-aged woman goes on a hike with a man she is seeing, a mastiff attacks the man. The woman wonders whether the dog or the relationship itself is the bigger danger.

On a doe hunting trip with her father and two other men in a forest in the Northern US, a nine-year-old girl reckons with her gender identity.

While hiking with his wife and mother-in-law, a man stumbles upon the wrong guys.