Two years ago, the climbing photographer known as Nathan Smith saw no way out, after struggling for years with gender-identity issues in the male-dominated outdoor industry. Then—slowly, bravely—Nikki introduced herself to the world.

More than 250 people have died since 2011 taking pictures of themselves in dangerous locations.

During the Great Floods of 2011, the Mississippi unleashed deadly currents and a flow rate that could fill the Superdome in less than a minute. Defying government orders, the author and two friends canoed 300 miles from Memphis to Vicksburg. This is their story.

High in the Karakoram, where the stubborn armies of India and Pakistan face off.

On surfer girls in Maui; the story that led to the film Blue Crush.

For decades, Jeffrey Lendrum went to extreme lengths to snatch falcon eggs from their nests and sell them to the highest bidder. Then he got caught.

Justin Alexander went searching for higher meaning. No one expected the quest to end in a search for his body.

A lifelong runner is hit with a mysterious physical breakdown and forced to begin contemplating the end.

Inside the most destructive fire in American history—and why the West’s cities and towns will keep on burning.

Richard Carr, a retired psychologist who had long dreamed of sailing around the world, was in the middle of the Pacific when he started sending frantic messages that said pirates were boarding his boat. Two thousand miles away in Los Angeles, his family woke up to a nightmare: he might be dying alone, and there was almost nothing they could do about it.

Two people went for a hike on the Appalachian Trail. Only one made it out.

When a day hike in Rocky Mountain National Park ended in a grisly death, Investigative Services Branch veteran Beth Shott hit the trail, where she began unraveling a harrowing case.

Pinned down in deep snow and running out of food, veteran thru-hiker Stephen “Otter” Olshansky scraped his way to a campground latrine, holed up inside, and prayed for help to arrive.

The ultra-athlete and the doubters.

The author survives a bite by a venomous snake in a remote area of Yosemite National Park.

My leg, from toe to hip, turned black and yellow and eventually swelled to 24 inches, more than twice its normal circumference.

He was the best alpinist of his generation, a quiet, unassuming Canadian known for bold ascents of some of the world’s most iconic peaks. Four months ago, at the age of 25, he traveled to Alaska to join climber Ryan Johnson for a first ascent outside Juneau. They never came back.

Riding along with the cycling lawyer who’s trying to change that.

“He stood on edges. He skied edges. He climbed edges.”

Carol, who was out for a walk one afternoon, saw me marching around and shouted across the street: “YOU SURE WANT TO FIND THAT CAT!”

“YES,” I yelled back. “I SURE DO.”

How getting back into serious cycling helped the author heal as his marriage unraveled.

Learning to live in Earth’s coldest conditions.

Finland shares an 833-mile border with an aggressive and unpredictable neighbor––Russia. North of the Arctic Circle, the author trained with the elite soldiers who will be on the front lines if this cold feud ever gets hot.

A step-by-step account.

Going on a fishing trip with the secretary of the interior.

What it takes to be the best alpine skier in the world.