Packsaddle Cave and ridgewalking - December 2012

Fall colors in the Eastern Sierra, Convict Lake, South Lake, Lake Sabrina - October 2012

Lundy Canyon and Oneida Lake - October 2012

First big storm in the Eastern Sierra, Tuolumne and Rock Creek - October 2012

Mono Lake, Inyo County, California - August 2012

Ticking off some leads - August 2012

Hike to Lake Genevieve, Eastern Sierra Nevada - August 2012

Mt. Whitney trail to Trail Crest - August 2012

Saddlebag Lake loop, Inyo National Forest, California - August 2012

Cathedral Peak, Yosemite National Park - August 2012

Red's Meadow and Devil's Postpile on a stormy day - August 2012

San Gorgonio peak hike - August 2012

Historic Pioche mining district, Nevada - June 2012

Prophet Margin Cave - June 2012

Monument Cave survey and inventory trip - June 2012

Humboldt-Toiyabe cave survey and inventory project - June 2012

Solar eclipse in Tuolumne Meadows - May 2012

Tuolumne Falls and Glen Aulin Camp, Tuolumne Meadows - May 2012

Dog Lake via Pacific Crest Trail, Tuolumne Meadows - May 2012

Cathedral Lakes, Tuolumne Meadows, Yosemite National Park - May 2012

Petroglyphs in Parowan Gap, Utah - May 2012

Bryce Canyon National Park & Cedar Breaks National Monument - May 2012

Lava tube survey trip in the California Mojave - April 2012

Joshua Tree National Park, California - February 2012

Haleakala National Park, Hawaii - January 2012

Miloli'i Bay Cave, Hawaii - January 2012

Big Red Cave, Hawaii - January 2012

Manu Nui Cave, Hawaii - January 2012

Petroglyph National Monument (Albuquerque) - December 2011

Mojave lava tube survey trip - December 2011

Grindhole Cave and Frank's dig in Kern County - December 2011

Humboldt-Toiyabe National Forest cave survey and inventory - October 2011

Kokoweef and the Mojave - October 2011

Petroglyphs in the Owens Valley - September 2011

Tuolumne Meadows, Yosemite National Park - September 2011

Mt. Conness, Lundy Creek, and the Hoover Wilderness - September 2011

Rock Creek, Morgan Pass, and the John Muir Wilderness - September 2011

Urban art in a Boise parking garage - September 2011

Nevada cave survey & inventory project - August 2011

In and around Zion National Park, Utah - May 2011

Hoodoos in Grand Staircase / Escalante, Arizona - May 2011

Ruins on Cedar Mesa and surrounding areas, Utah - May 2011

Natural Bridges National Monument, Utah - May 2011

Aztec Ruins NM, Monument Valley, Mexican Hat - May 2011

Bisti De-Na-Zin Wilderness, New Mexico - May 2011

Chaco Culture National Historical Park (Chaco Canyon) - May 2011

Canyon De Chelly, Shiprock, Hubbel Trading Post, Los Gigantes area - May 2011

Golden Gate NRA, Napa Valley, Sonoma Valley, Sebastopol - February 2011

Silver King Canyon and canyons north, Mojave Cave Project - February 2011

Silver King Canyon and BK Canyon, Mojave Cave Project - January 2011

Mojave Cave Project trip to BK Canyon - January 2011

Mojave Cave Project trip on a misty day in the Mojave - December 2010

Mojave Cave Project, Silver King Canyon, California - December 2010

Cesky Krumlov, Czech Republic - November 2010

Vysehrad and around Prague and Plzen - November 2010

Kokoweef and the Lost River of Gold- November 2010

Lago di Nemi, Lago Albano, and Vicinity, Italy - October 2010

Amalfi Coast, Italy - October 2010

Rome - October 2010

Checking cave leads and hiking in the Sierra - August 2010

Mt. Whitney in a day - August 2010

Hoover Wilderness - Mt. Conness, North Peak, Steelhead Lake, Lake Helen - August 2010

John Muir Wilderness - Skelton Lake, Barney Lake, and Duck Lake - August 2010

Secret Cave survey trip - July 2010

Ridgewalking and caving in the Sequoia National Forest - June 2010

Hiking to ruins in the Four Corners area, Cortez, Colorado - May 2010

Ruins, pictographs, and petroglyphs near Bluffs, Utah - May 2010

The Great Gallery and more in and around Canyonlands - May 2010

Snow, pictographs, and petroglyphs across southern Utah - May 2010

Willis Creek, Grand Staircase-Escalante National Monument - May 2010

Slot canyons, caves, and more in and around Zion National Park - May 2010

Poppies on a stormy day near Lancaster, California - April 2010

California lava tube caving - April 2010

Redlands Bicycle Classic - March 2010

China Ranch and caving in the Tecopa Basin - March 2010

Central California Coast - February 2010

Monterey Bay Aquarium - February 2010

Carmel, California - February 2010

Around Amboy and Bristol Lake, California - February 2010

Hiking in the Whitewater Preserve, California - February 2010

Searching for caves in Rainbow Basin - January 2010

Maui caving and ridgewalking - January 2010

Kauai - January 2010

Shaman Cave and elsewhere in the Mojave - November 2009

Reche Canyon and Jurupa hills - November 2009

Ridgewalking in the Mojave - November 2009

Providence Mountains, Providence, and BK Mine - November 2009

Cave Research Foundation meeting and expedition, Lava Beds - November 2009

Crater Lake, Oregon - November 2009

Century City - October 2009

Fox Island, Gig Harbor, and around Puget Sound - October 2009

Tacoma Museum of Glass and Chihuly around town - October 2009

Tobacco Root Mountains and Gallatin National Forest - September 2009

Big Timber and Lewis and Clark National Forest, Montana - September 2009

Absarokas and Gallatin National Forest, Montana - September 2009

Yellowstone National Park - September 2009

Grand Teton National Park - August 2009

Ridgewalking the Tetons and Jedidiah Smith Wilderness - August 2009

Wind Cave, Wyoming - August 2009

BLM wilderness area, New Mexico - May 2009

Cortez, Telluride, and elsewhere in Colorado - May 2009

Mesa Verde - May 2009

Across southern Colorado and Ute Reservation - May 2009

Manitou Springs - May 2009

Sweet Surprise Cave - May 2009

MOJA miscellaneous caves and ridgewalking - May 2009

Mojave National Preserve ridgewalking - April 2009

Coral Buddha Cave - April 2009

Jackass Caves - April 2009

Cima Cave, Mojave National Preserve - April 2009

Twisty Crystal Cave survey trip, San Bernardino County - March 2009

Pictographs & Etc., San Bernardino County - March 2009

Arrowhead Cave and ridgewalking - January 2009

Sugarloaf Tunnel Cave and ridgewalking - January 2009

Rodman Mountains pictographs - January 2009

Hovenweap - November 2008

Canyonlands, petroglyphs, and dinosaur tracks - November 2008

Petroglyphs and dinosaur tracks near Moab - November 2008

Zion National Park - November 2008

SBFC, Lincoln National Forest, New Mexico - November 2008

Ketchum and Idaho - October 2008

Unnamed location, California - October 2008

Packsaddle Cave and ridgewalking - September 2008

A little cave hunting in Montana - August 2008

ESRI 2008 User Conference, San Diego - August 2008

Sticks and Stones Cave, California - July 2008

Cave Research Foundation Board of Directors Meeting, MACA - October 2007

Bowling Green and Mammoth Cave area, Kentucky - October 2007

Caving, karst, and aspens in Colorado - September 2007

Hiking ruins in Utah - September 2007

Historic town of Laws, Owens Valley, California - September 2007

Mammoth Lakes, Mono Lake, Benton Hot Springs, California - September 2007

Tuolumne Meadows, Yosemite National Park, California - September 2007

Sierra Nevada, California - September 2007