Rock climbers begin their ascent of the first pitch on the South Sixshooter at Indian Creek in Utah.
Ice forming inside hidden caves in Kentucky.
A model practices yoga during sunset in Kentucky's Red River Gorge.
Jon Jugenheimer thawing his hands after a long day in sub-zero temperatures along the shores of Michigan's Lake Superior.
Adam Brusven looking to get a placement before reaching the anchors of "Tradisfaction" in the Red River Gorge.
Ice climber Adam Dailey on his send of "HMR," an amazing backcountry climb along the shores of Lake Superior in Michigan's Pictured Rocks National Lakeshore.
Sunset along Lake Tahoe while James Sunkel races along the Van Sickle Trail on his mountain bike.
Angela VanWiemeersch climbs HMR over open water on Lake Superior.
Hiking along rocky cliffs in the desert climate of Valley of the Gods, Utah.
Matt Cox gets the sharp end on an ice climb in Northern Michigan.
North Face Athlete Sam Elias fighting subzero temps and brittle ice on the first ascent of "Fallen Feather," at Pictured Rocks National Lakeshore
Tim Shelton places small gear on a steep crack trad climb in Southwest Colorado.
Triathlete Lloyd Brombach completing a rock climb in West Virginia's New River Gorge.
Rock climber shaking it out on Banshee, 5.11c, in Kentucky's Red River Gorge.
Mychal McCormick cranks through the roof on a steep boulder problem in Cortez, Colorado.
Adam Dailey takes his pick of aesthetic blue ice lines along the western shore of Grand Island, Michigan
Early morning storms break across the sky during monsoon season in southwest Colorado.
Rock climber Matt Hodges near the top of the cliff in Kentucky's Red River Gorge.
Osprey athlete Jeff Fox sneaks in a few sunset laps at Phil's World mountain bike trail in Cortez, Colorado.
A rare ice formation in central Kentucky gave athletes a taste of climbing over open water.
An ice climber stands on large boulders of ice, silhouetted against the evening sky along the frozen shore of Lake Superior, Michigan.
Heath Rowland gets the first ascent of a rare ice climb, formed up in Kentucky's Red River Gorge.
The moon sets over Mesa Verde National Park, while a light mist rolls through Mancos Valley.
A fall hike through the Rampart Hills trails.
Scott Heister kayaking through the morning mist on Bruin Lake at the Pinckney Recreation Area, Michigan.
Hiking the Sharkstooth Trail, stopping to look at Mt. Hesperus along the way.
Aspen trees in the San Juan National Forest take on a striking yellow color in early fall.
Spruce Tree House lit up during the annual Luminarias event at Mesa Verde National Park.
Ice caves along the shores of Lake Superior, found on Grand Island, Michigan.
Environmental portrait of a farmer checking moisture content of his crops in Western Kentucky.
Attorney Bruce Orwin tackles legal challenges for Kentucky Chapter of the Nature Conservancy.