John P. DeGrazio | Yosemite Naturalist Wilderness Guide
Lead Adventure Hiking Guide & Naturalist Yosemite Centennial Ambassador YExplore Founder Our greatest discoveries are made in nature where we find a peace that brings balance to our lives with every day, hour, and moment spent outdoors. – John P. DeGrazio John P. DeGrazio followed his passion on a career path to become a wilderness guide in Yosemite […]Jay Sousa | Yosemite Professional Photographer
Professional Photography Guide | Adventure Hiking Guide Yosemite Photography Classes and Workshops Photo Hikes and Backpacks Yosemite Guided Hiking Tours and Backpack Trips Jay Sousa has been a fulltime professional photographer for thirty-five years and a Professor of photography at Merced Community College for the past seven years. Jay began his photography career at the Merced Sun Star […]Jorge Garzon |International Guide | Machu Picchu
Jorge Garzon was born and raised in the mountains of Cali, Colombia where he had a spark and love for the outdoors since a very young age. He has pursued that passion by exploring different parts of the world on personal and professional climbing trips for more than a decade. Jorge’s professional career as a […]Gena Wood | Yosemite Adventure Guide
Lead Naturalist Hiking Guide Yosemite Adventure Hikes Gena Wood | Yosemite Adventure Guide Born in Southern California but raised in the suburbs of Chicago, Gena was quick to return west at the age of 18. After discovering the boulder-strewn desert of Joshua Tree, she was drawn into rock climbing and a life spent outdoors. In […]Dan Webster | Yosemite Naturalist
Lead Naturalist Hiking Guide Yosemite Nature Tours Yosemite Adventure Hikes Dan’s first trip to Yosemite was in the spring of ‘84. First hike up Half Dome, icy dips in the Merced River, climbing black oaks – That was it! – the Sierra was Dan’s new playground. He guided for Adventure Outings, CSU Chico’s adventure program […]David Lukas | Yosemite Naturalist
Lead Naturalist Hiking Guide Yosemite Nature Tours David Lukas has been a professional naturalist and writer for 25 years. Over this time he conducted hundreds of nature tours and classes in places as far away as Central America, but he has been focusing on natural history programs and walks in the Sierra Nevada for the […]Matteo Fiori | Yosemite Naturalist Wilderness Guide
Adventure Hiking Guide Yosemite Adventure Hikes Yosemite Backpack Trips Yosemite Nature Tours A native Californian, Matteo grew up wandering the foothills of the SF Bay Area and eventually found his calling as a naturalist guide in 2006 (it only took him 30 years!). Since 2008, he’s made this part of the central Sierra home, spending […]Ryan Potts | Yosemite Naturalist Wilderness Guide
Yosemite Lead Wilderness Guide Backpack Trips & Adventure Hikes In the absence of modern conveniences, we are able to give nature our undivided attention. Observations of the changing seasons, the unique displays of earth and water, and the daily co-mingling of all living things will never cease to amaze me. – R. Potts Ryan’s love of wilderness […]Glen Young | Yosemite Naturalist & International Guide
Glen Young, our lead international guide for Everest Base Camp, is a native of Southwestern Michigan who has been working in the outdoor industry for 17 years. Glen began as an environmental educator in the Midwest before moving to Alaska and later New Zealand where he attended graduate school, earning a Master’s in Park, Recreation, […]Mark Petersen | Yosemite Geologist Wilderness Guide
Naturalist Hiking Guide Yosemite Adventure Hikes Yosemite Nature Tours A year or so before the Beatles release of “Rubber Soul,” Mark first experienced the magic of the Yosemite backcountry. In the many years and miles since, he remains convinced that few of Earth’s wonders can compare to Yosemite National Park. Besides its unforgettable landscape, Yosemite […]James McGrew | Yosemite Art Instructor, Naturalist
Lead Art Instructor | Lead Naturalist | Professional Photography Guide Yosemite Plein Air Art Workshops James McGrew first backpacked in Yosemite at 4 months old and recalls childhood memories of frequent trips to Yosemite to paint and photograph. Today his award winning works hang in many private and corporate collections around the world and have exhibited in many […]Our Tours – Certified wilderness guides provide security and safety while exploring Yosemite’s scenic terrain. Our richly experienced photography guides focuses on offering expert advice to clients while shooting in prime locations within the natural setting of the park. We outfit every tour with communication devices, navigation tools, and first aid equipment. Anyone with a sense of adventure and a love of the outdoors is encouraged to join us for a day on the trails to share memories of a lifetime. Individuals, Groups, and Families are welcome.