Accidents on zip lines in Southeast Asia have left Western tourists with lifelong injuries. As adventure parks make their way across the Pacific and open in every U.S. state, the question to ask: Is anyone regulating them?

Zen and the lost art of spearfishing with big-wave surfer and all-around badass Mark Healey

"If you need powder to have a good day on the mountain, you're in the wrong sport."

James Coleman is snapping up small ski areas in Colorado, Arizona, and New Mexico. As warming temperatures shorten the winter season and the West contends with drought, we had to ask: Why?

Moose Hofer has no regrets about passing up a traditional career path for a life on the river

On February 22, the last of the Dakota Access pipeline protestors in North Dakota were ordered to evacuate. We look back at the best reporting on the months-long saga.

Filmmaker Tolli Myers and his father fixed up a 1966 Series 2a Land Rover and put it through the ringer on a road trip through Scotland.

The most perilous road in America gets 300 inches of snow a year, features 70 named avalanche paths, and has almost no guardrails. Who would be bold enough to keep Colorado’s infamous Highway 550 clear in winter? Leath Tonino hopped into the cab of a Mack snowplow truck to find out.

hen you feel the call of the sea as much as bikepacker Erkki Punttila it just makes sense to drive your boat to an isolated island.

The women's U.S. cross-country ski team has always been second-tier, but that's changing thanks largely to Alaskan nordic star Kikkan Randall, a pink-haired skate-skiing powerhouse who trains harder than anyone on the planet—and has everybody else following her lead.

The key is to never turn back

The company is urging thousands of Utah voters to call the state's governor in support of the new monument

A proposed 300-mile natural gas pipeline would cut a swath across the Appalachian Trail and could undermine protections for other National Scenic Trails across the country

The Colorado behemoth is snapping up ski areas across North America. Here’s what happens when the hill changes hands.

In her new book, the writer explains why getting outside cures so many of our problems

When filmmaker Cameron Sylvester began his demo reel, he knew it needed to stand out. So he told the story of adventure, through his own eyes.

From filmmaker Ryan Peterson, The Super Salmon, is a story of one fish's determination to reach the origin of the Sustina River.

Or so it seems. The 24-year-old from Hawaii is a multiple-time world champion of stand-up paddling, a dominant wind- and kitesurfer, and one of the most fearless big-wave riders on the planet. His combination of talents would seem impossible if he didn’t make it all look so easy.

Thousands of firefighters, trail crews, and rangers will be able to get back to work this summer

Nansen Weber grew up spending years Canada's Arctic region. With wolves as his neighbors, he continues to feel a strong connection to the area.

LIVITFILMS teamed up with Will Taylor of Fly Shop Co. to tackle some new water in Georgia's Blue Ridge Mountains.

With more people recreating outdoors and encountering wild animals there, we need to rethink laws that require the government to shoot bears and other carnivores who are protecting their young

When John Muir sauntered through the condensed grove of what is now known as Sequoia National Park, he would have never envisioned the devastation that has occurred since 2011.

Benjaim Grant's new book displays breathtaking satellite imagery of life on Earth from above.

Josh Daiek is known for doing some of the most phenomenal skiing in the Tahoe backcountry.

Rock gyms are about socializing as much as they’re about fitness these days. But before you take your Valentine’s Day crush on an indoor climbing date, there are a few things you should know.

Federal lands belong to all of us—it's time to unite to fight crooked politicians

Denver-based photographer Theo Stroomer is in the middle of his third winter photographing tumbleweeds. Here, he shares some of his favorites images of the invasion from the last three years.

The company that runs the industry's largest trade show is listening, but more brands need to speak up if they really want to make Utah feel the hurt

Janette Brimmer works for the nonprofit environmental law firm Earthjustice, where she defends vital regulations that keep our lands healthy

For Wendy Baxter, being a field researcher of giant Sequoia trees is the ultimate balance between athletic ability and scientific exploration.

Trump's executive orders don't have environmental lawyers particularly worried—but that could change depending on how the D.C. Circuit Court of Appeals rules on a handful of cases

The story of two explorers chased down—well, technically up—by a jaguar

We caught up with filmmaker and skijor racer Kale Casey to talk about his recent film 'Dog Power'.

There's one thing Zack Giffin won't give up in his Tiny House Nation contract, and that's two weeks chasing powder in Alaska.

As any backcountry skier knows, your dog will cover about three times as much vertical as you.

Robert Marchand recently broke the cycling hour record for centurions. Scientists studied his body, tracked his progress, and came to one conclusion: there is no upper age limit to training.

The director of the acclaimed documentary 'Sharkwater' disappeared mysteriously after a deep dive off the coast of Key Largo on Tuesday. For 72 hours, crews scoured the ocean. On Friday, shortly after the search for Stewart was suspended, divers found his body on the bottom of the ocean floor.

Iceland is home to some of the most photogenic terrain on earth. But for surfer Heiðar Logi Elíasson and the film crew at Tributaries Digital Cinema, it's a harsh place with unrelenting wind.

House Bill 621 is dead, but 622 would do much to undermine protections for our most treasured public lands

How do you make climbing the world’s toughest mountain harder? Do it in the off-season.

Finnish climber Nalle Hukkataival made an estimated 4,000 attempts on what's currently the world's toughest bouldering problem before finally conquering it last October. His new film, out next week, documents the quest.

Evolving as an athlete means leaving old passions behind and focusing on factors within your control

A massive outcry killed a bill that would have sold off millions of acres of public lands—but don't expect that to be the last fight between the Republican Congress and the outdoor industry over their fate

Elk sightings and waterfall hikes are all part of a day's work for Grand Canyon park ranger Perri Spreiser

The Army Corps of Engineers has been directed to grant the final easement that stands in the pipeline’s way, presenting the Standing Rock movement with its first real challenge

In honor of Outside's 40th anniversary, we're selecting our all-time favorite gear, advice, accomplishments, and people. To kick things off, we picked the most memorable places in the world.

In the heart of the Frank Church Wilderness, four guides on the Middle Fork of the Salmon River explore the tributaries of this mighty river.

A Granite State Ride from Jukebooth brings you to Attitash Mountain Resort's Bike Park. With the White Mountains as his backdrop, videographer Sean Collins captures riders Pat Noonan and Corey Smith.

And how you can prepare for the apocalypse better than a billionaire

A few years back, a contingent of prominent pro surfers took up stand-up paddleboarding in spite of its reputation as a leisure activity of lesser wave riders. Can they convince the curmudgeons the sport deserves respect?

Located in the small town of Gothic, Colorado in an even smaller cabin, billy barr has collected snow data for over 40 years.

Fine dining on Everest? Only $1,050 per person.

Four takeaways from the administration’s first week

Seven people ascended a construction crane in downtown D.C. on Wednesday and unfurled a 65-pound banner in protest of President Trump. Here's how they did it.

Even if you're not an aspiring pro athlete, there's a smart way to build a fan base on Facebook, Instagram, and Twitter

From Talweg Creative and Yeti, John Shocklee/ A Fairy Tale brings you into the life of this legendary Silverton Ski Guide.

On a trip to Alaska, the filmmakers at Aura ran into a small town outfitter with a large story.

Our 45th president's contempt for environmental protections is well documented. So what will his first 100 days look like? Here's our educated guess on what could happen, based on what he's already said and done.

Some hotels are starting to treat dogs as guests

A long-time Colorado patroller talks about avoiding mountain lions, the biggest storm he's ever seen, and the high cost of backcountry rescues

Watch as our online gear editor, Jakob Schiller, shows you how to layer for a day of skiing.

Patrick Seabase is rhythmic rider on his fixed gear bicycle. His moves through the Swiss Alps are something of a dance with the mountain.

Denmark's Faroe Islands have a brutal tradition in which men publicly butcher hundreds of pilot whales by hand. But why?

Greg Hill is an accomplished backcountry skier with a laundry list of accolades. He's here to provide you his 7 tips for enjoying the backcountry.

And they're not the only species that should be afraid

When an international crew of whitewater aficionados loaded eight featherlight carbon freestyle kayaks onto rafts and paddled into the Canadian wilderness in September, they took the hunt for fresh waves to a new level.

Every gun sold gets taxed—and those taxes go directly to wildlife and land conservation

Trump's pick for Secretary of the Interior gets grilled in the confirmation hearing about federal land management, resource extraction, and Smokey the Bear

Heather Wilson monitors migratory bird populations for the U.S. Fish and Wildlife Service from the captain seat of her amphibious Cessna 206

For centuries, ice merchants retrieved this ice from glaciers on the mountain and sold it at local markets. In homage to this tradition, mountain biker Eric Porter and photographer Mason Mashon rode with their own collection of this glacial ice all the way to the ocean 17,000 feet below.

When Raymond Stansel was busted in 1974, he was one of Florida's biggest pot smugglers. Facing trial and years in prison, he jumped bail, changed his name, and holed up in a remote Australian outpost. Even more remarkable than that? His second life as an environmental hero.

The 92-year-old gear innovator, guide, and teacher has fished with everyone from Ernest Hemingway to Tom Brokaw to Yvon Chouinard to Fidel Castro

Most of us hit the outdoors seeking calm and quiet, but Chuck Thompson prefers to blast a little 38 Special by his campfires. Still, even a rustic headbanger like him has to wonder if the coming age of total connectivity in otherwise wild places is good for bees, beasts, and man.

From photographer Chris Burkard and Sweatpants Media, Under an Arctic Sky documents the search for waves under the Northern Lights.

With peak season in full swing, High Fives Foundation released this safety documentary explaining what can go wrong in the mountains.

The latest pictures, videos, and statistics from the epic winter storm, which has brought record flooding and dramatically assuaged the drought

Eliot Jackson's key to success? Pull over and scout the options.

Mountain Mind Collective released their full film, For The Love back in April. This segment entitled Liquid Lumination challenges the assumption that paddling is only a day-time sport.