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American cavers were first to descend the 1,200-foot deep Sotano De Las Golondrinas, better known as the Cave of Swallows, in 1966. It’s one of the world’s largest cave shafts in the world and one of Mexico’s 13 natural wonders.

Belgian photographer Johan Lolos spent a full year in New Zealand, posting pictures of his adventures on his Instagram account, @lebackpacker, working for the Lake Wanaka tourism department, and establishing a life where he gets paid to post. Here are his top shots from his year in New Zealand.

Our mission was to climb up and bomb down Africa’s tallest mountain, unsupported. As far as we could determine, Rebecca Rusch and I would be the first people to do so since two British cousins, Nicholas and Richard Crane, earned the first ascent in 1985.

Love it or hate it, people are whipping around dirt courses on bikes with motors. Last weekend, the Sea Otter Classic, an annual event in Monterey, California, that celebrates the arrival of bike season, held the first-ever large-scale eMTB race.

Monterey, California’s annual Sea Otter Classic kicks off bike season and offers the first glimpse of next season’s hottest gear

Mention Switzerland to any skier and their reaction is nearly universal. Their eyes widen as thoughts of huge vertical, fluffy powder, and quaint villages filled with fellow snow seekers enjoying après fill their collective imaginations. When the opportunity presented itself to tag along with a few stellar skiers to the Swiss Alps, I eagerly jumped on the team. Skiers Sven Brunso, John Trousdale, George Koch, and I travelled via rail to Adelboden, Andermatt, Disentis, and Engelberg. Deep snow, stinky cheese, new friends, cold beer, big climbs, and massive descents were never more than a walk, tram, or train away. Photographer Liam Doran shares some highlights of their trip.

This month, Exposure celebrates the release of 'Sharks: Face-to-Face with the Ocean’s Endangered Predator,' a 334-page project by longtime �����ԹϺ��� contributor Michael Muller.

The town of Ny-Ålesund, the most northerly permanent civilian settlement in the world, also houses the largest laboratory for modern Arctic research in existence.

I traveled to Samoa in late March for a week of exploratory fly fishing with Australian professional angler Jonathan Jones. Both of us were hopeful about the fishery—it looked promising on maps, with wide, sweeping flats dropping off steeply past the reef edge to cuts that just look fishy.

Shooting at Pictured Rocks National Lakeshore in Michigan was a highlight of the project, Lowe says, because he had no idea anything like it existed in the national parks system.

Each of these diptychs pairs similar or contrasting images of both natural beauty and humans interacting with nature. I hope the combination says something greater than either image could say alone.

Photographer David Stubbs captured the action as workers harvested more than seven tons of raw Rambouillet wool at Helle Rambouillet Ranch's annual shearing

"Take your worst turbulence experience in an airliner and make it three to five times worse. I wondered if I’d stay in one piece."

Dogsled racing, or mushing, is one of the rare professional competitive sports that is truly co-ed.

Wolf pack takes down elk on highway overpass in Canada

Simon Beck spends a lot of his time with snowshoes strapped to his feet, clomping in circles through powder. It’s much more than a futile exercise—it’s art.

In early February, pro cyclist Tim Johnson became the first person to pedal to the top of New Hampshire’s 6,288-foot high Mount Washington in the dead of winter.

The Mt. Baker Legendary Banked Slalom is the country’s longest-running snowboard comp, having started in 1985 as a flowy ride through a naturally-formed halfpipe that snakes down the White Salmon side of the mountain. Today, the pioneering snowboarding event is also one of the last in which pros compete alongside amateurs.

Our nine favorite caps, for the hill, the trail, and the bar

�����ԹϺ��� filmmakers Taylor Rees and Renan Ozturk thought it would be a mellow working vacation: they’d capture footage of four young Brits as they traversed 250 miles of Iceland’s fissured terrain, starting in December.

These are the boards the world’s top surfers used at the annual Titans of Mavericks surf contest in Northern California

>Today, the White House created three new national monuments in the California desert, adding nearly 1.8 million acres to one of the largest and most pristine swaths of protected land in the Lower 48.

A big northwest swell lit the North Shore's Banzai Pipeline, providing spectacular makes and even more spectacular slams.

The Powder 8’s, an old-school synchronized skiing competition, is making a comeback

Our best travel and adventure photography of the year.

The most recent El Niño storm dumped more than three feet of fresh on Colorado. Avalanche danger skyrocketed, but if you stayed on lower-angle terrain, the skiing was all-time.

From notebooks to knives, watches to wipes, this is everything you need for your daily routine.

Like any other sport, skiing has its legends and current all-stars—those people who set the bar when it comes to what’s possible on skis. We ran into several of these icons last week at the annual SnowSports Industries America tradeshow in Denver.

Last week, 260 racers lined up to compete in Crested Butte’s inaugural Fat Bike World Championships.

The shirt-jacket hybrids have never been more popular

�����ԹϺ��� editors pick their favorite winter gear from this winter season

When the temperature drops, hardcore hockey players around the world leave behind climate-controlled rinks and return to the frozen ponds where the sport was born.

Pro climber Tommy Caldwell is living the dream with his family in Estes Park, Colorado

Jeremy Collins is something of a dirtbag Renaissance man. He’s put up bold first ascents in his home crag, northern Arkansas’ Sam’s Throne.

Our favorite adventures of land, sea, and air from 2015

Pro big-mountain extreme skier Lexi DuPont has a 500-square-foot geodesic dome—complete with wooden shingles, a cow skull, and riverside hot springs.

We tested the Canadian company's new backcountry ski boot and avalanche airbag for a week in B.C. Here's what we learned.

A small team of mountain bikers went on an expedition to the Simien Mountains of northern Ethiopia. The stated goal was to summit the country’s highest peak, 14,928-foot Ras Deshan, and ride back down.

The North Face Endurance Challenge Championships in San Francisco, California, is quickly becoming one of the most most competitive races in the country.

Soft, broken-in fabrics are ideal for casual weekends in cool weather

Every skier has their list: the snowy places they’d like to go, the lines they plan on riding, the mountains they hope to climb. Well, here’s ours, and it’s chock full of some of life’s grandest adventures and simplest joys.

While most of us were waiting in airport security and Thanksgiving traffic, a couple hundred climbers were heading south to Indian Creek, Utah. The Creek, 40 miles south of Moab, is a crack-climbing mecca, chock-full of legendary routes for those willing to suffer.

The 21-year-old stumbled on photography just a few years ago through his mom’s 1990’s DSLR. Since then, he’s developed a speciality in capturing simplistic, outdoor scenes around much of the American South.

When George Rue started hiking parts of the Appalachian Trail six summers ago at age 18, he carried a sketchpad, intending to use it as both diary and camera.

This fall, world-renowned ultrarunners Mike Wolfe and Mike Foote partnered with photographer Steven Gnam to run across some of the highest, wildest mountain ranges in the Lower 48, with as little gear as they could get away with.

It’s no secret what you’re getting into when you run across Cabin Porn on the bookshelf: unadulterated, glorious cabins.

Once a year, Johannesburg-based Wilderness Safaris organizes its Tour de Tuli, a 300-kilometer (186-mile), four-day MTB ride through the Tuli Block of southern Africa, connecting Botswana, Zimbabwe, and South Africa.

Our editors played hooky for a day to take advantage of last week's 29-inch dump on Santa Fe, New Mexico

There’s no money on the line and no barrier to entry. But it’s been called the Super Bowl of Kayaking for good reason. The raucous audience packs the tight canyon walls of what locals call the bedrock coliseum to watch.

Earlier this year, Optum Pro Cycling teamed up with volunteers from healthcare company Optum, the San Francisco 49ers, and California-based non-profit Turning Wheels for Kids to build and distribute 50 bikes—with helmets and locks—to students of the 49ers Academy.

Jonny Armstrong is a portrait photographer, but he’s never met any of his subjects. He sets hidden cameras that are triggered by motion sensors and captures candid, amazing portraits of wildlife.

Wildfires of unprecedented size have been burning through the lush forests of Sumatra and Borneo in Indonesia since August.

At 45, Franc is one of the few cliff divers in the world to enter the water headfirst.

“Put on the damn skis, and go like hell.”

By measuring the shifting, melting caverns, scientists and cavers have been able to document glacial melt from within

Imagine a river with steep, big water rapids like the Stikine in British Columbia running through deep-walled canyons like the Grand Canyon in Arizona. It’s understandably hard to visualize, but these pictures of Kyrgyzstan’s Sary-Jaz River should help.

Well yeah, we're convinced.

Angel Collinson, Kalen Thorien, and Bryan Fox shred harder than most—between the three of them, they’ve been featured in dozens of ski and snowboard films and magazine stories (including this one). But each of them have passions that run deeper than just dropping big lines. Angel lobbies Congress each fall on behalf of Protect Our Winters, Kalen is a Youth Ambassador for American Rivers; and Bryan is the founder of Drink Water, a company that encourages people to eschew energy drinks in favor of water. Last week we kicked the photo gallery off with Kalen. This week we add Angel to the mix.

Last Saturday, I lined up with �����ԹϺ��� online editor Scott Rosenfield and 369 other riders for Giro’s inaugural, a 60-mile race-ride hybrid in the mountains above the tiny logging town of Quincy, California (population 1,728).

Every National Park has something to say, unique lessons to impart, TKTKTK But of all our national treasures, perhaps none has taught us more—about the land, about ourselves, and the importance of preserving wild places—than the Grand Canyon.

“There will be moments that you wish you never came,” said Libecki.

The weekend-long event features a multi-heat dog surfing contest with prizes in four different weight-class divisions and even tandem heats with the dogs’ owners.

We asked photographer Jeff Clark, who travels around in his customized Sprinter, to document a few of the best rigs and personalities he came across while spending the summer on the California highways.

We’ve spent the past few days handing out Gear of the Show awards at Interbike, the massive annual cycling industry convention in Las Vegas. From a cutting-edge road kit with built-in lights to a fat bike with a sidecar, here are our picks for the most exciting gear of next season.

In this collaboration between �����ԹϺ��� Television, �����ԹϺ��� Magazine, and the Jeep™ brand, three of the world’s most elite athletes—kayaker Steve Fisher, professional stuntman and wingsuit pilot Rex Pemberton, and waterman Kai Lenny—push the boundaries of what’s possible on three separate adventures.

Nearly 30 years ago, Jimmy Nelson set it upon himself to document that last of the world's ancient tribes and peoples with his 50-year-old 4x5 film camera.

South America quickly became the focus of the ski world when a possible record breaking storm—think nearly 20 feet of powder—popped up on the radar late this summer. Photographer Liam Doran was there.

105 miles and 30,000 feet of vert make this race one of, if not the hardest on earth.

In 2003, Messner began work on the Messner Mountain Museum (MMM) project, a series of six interdisciplinary spaces devoted to exploring the nature, history, and culture of the mountains they are embedded in and to those who love to climb them.

Michal Huniewicz is a UK software developer with a knack for photography and a penchant for visiting places most tourists wouldn’t touch. The Saharan country of Mauritania certainly qualifies as one such place.

Layer up with this kit to stay warm, and happy, on your ride into work.