• Yosemite Valley moonrise, 2011 (#31114.9)
  • Afternoon oaks, Diablo Foothills, 2011 (#31110.35)
  • Monterey cypress in fog, Pacific Grove, 2014 (#31413.12)
  • Los Osos oaks, 2014 (#3144.33)
  • Oaks in fog, Briones Park, lith print, 2015 (#31510.34)
  • Hills and oaks, EBMUD watershed, #1, 2015 (#3152.19)
  • Picnic table, Sobrante Ridge Preserve, 2014 (#31410.21)
  • Black Oak Trail, Briones Park, 2016 (#3163.33)
  • Crescent Ridge Trail, Briones Park, 2016 (#3166.17)
  • Oak grove, Briones Park, 2016 (#3166.34
  • Olive trees and Ionian Sea, Kefalonia, Greece, 2018 (#3182.16)
  • Oaks above Sami, Kefalonia, Greece, 2018 (#3182.20)
  • Olive orchard, Kefalonia, Greece, #1, 2018 (#3182.26)
  • Ferdinand's hideaway, Briones Park, 2018 (#3183.21)
  • Sobrante Ridge oaks, 2013 (#6135.11)
  • Monterey cypress and barn, Pt. Reyes Station, 2013 (#6135.8
  • Shoreline oaks, San Pablo Dam Reservoir, 2017 (#6174.4)
  • Bob Walker Ridge, Morgan Territory Preserve, lith print, 2004 (#3044.16)
  • Cedars and pines beside Merced River, Yosemite Valley, 2011 (#3113.34)
  • Bays and oaks, Bolinas Ridge, Marin Co., 2008 (#3088.15)
  • Dancing pines, Dordogne region, France, 2008 (#3086.33a)
  • Oaks, Diablo Foothills, 2010 (#3102.16a)
  • Kennedy Grove Regional Park, 2009 (#3091.10
  • Pierce Point Ranch, Pt. Reyes National Seashore, CA, 2001 (Image #30110.19)
  • Heavenly Ridge Trail, Sobrante Ridge Preserve, CA, 2002 (Image #3021.8)
  • Wright’s Lake, El Dorado County, CA, 2002     (Image #30210.17)
  • Bays and buckeye, Briones Regional Park, CA, 2002 (Image #3022.17a)
  • Oak in spring, Briones Regional Park, CA, 2002 (Image #3024.18)
  • Little oaks, Sobrante Ridge Preserve, CA, 2002 (Image #3025.18)
  • Eucalyptus, Point Pinole Regional Park, CA, 2002 (Image #3027.16)
  • Beneath the oaks, Sobrante Ridge Preserve, CA, 2002 (Image #3027.35)
  • Eagle River, Juneau County, Alaska, 2002 (Image #3029.18)
  • Decomposing truck and skull, Gustavus, Alaska, 2002 (Image #3029.26)
  • Oaks and hills, Morgan Territory Preserve, CA, 2004 (Image #30412.18)
  • Oak on fire (sunset), Morgan Territory Preserve, CA, 2004 (Image #30412.32)
  • Living and fallen oaks, Morgan Territory Preserve, CA, 2004 (Image #3048.10)
  • Oaks in fog, Mendocino County, CA, 2004 (Image #3048.27)
  • Bays and buckeye, Briones Regional Park, CA, 2002 (Image #3022.17a)
  • Eucalyptus overlooking San Pablo Bay, Point Pinole Regional Park, CA, 2005 (Image #3051.19)
  • Banner Peak and Thousand Island Lake, Ansel Adams Wilderness, CA, 2006 (Image #30610.26)
  • Banner Peak and Thousand Island Lake at sunrise, Ansel Adams Wilderness, CA, 2006 (Image #30611.14a)
  • Dancing oaks, Contra Costa County, CA, 2006 (Image #30612.22)
  • Shadow Lake, Ansel Adams Wilderness, CA, 2006 (Image #3068.26a)
  • Bays and ferns, Contra Costa County, CA, 2007 (Image #3074.11)
  • Buckeye and oaks, Briones Regional Park, CA, 2008 (Image #3083.20)
  • Oaks in fog #1, Briones Regional Park, CA, 2003 (Image #6031.5)
  • Oaks in fog #2, Briones Regional Park, CA, 2003 (Image #6031.9)
  • Early morning in Yosemite Valley, CA, 2003 (Image #60313.6)
  • Leaning oaks and meadow, Yosemite Valley, CA, 2003 (Image #60314.4)
  • Merced River and forest, Yosemite Valley, CA, 2003 (Image #60315.9)
  • Beside the Colorado River, Arches National Park, Utah, 2003 (Image #60320.3)
  • Oaks in spring, Kennedy Grove Regional Park, CA, 2004 (Image #6043.8)
  • Hillside in spring, Round Valley Preserve, CA, 2005 (Image #60510.3)
  • Oaks on Olema Ridge, Marin County, CA, 2008 (Image #6089.2)
Thumbnail panels:All photos copyright Bill Helsel 2019
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