101 ► Arizona, Pima County, Tucson, Old Spanish Trail Estates — Where Have All the Saguaros Gone? —

102 ► Arizona, Pima County, Tucson, Red Hills — Desert Life — Saguaro National Park —

103 ► Arizona, Pima County, Tucson, Saguaro National Park — Home for Saguaros —

104 ► Arizona, Pima County, Tucson, Saguaro National Park — Seed to Sentinel — Saguaro National Park —

105 ► Arizona, Pima County, Tucson, Saguaro National Park — World of the Wash — Saguaro National Park —

106 ► Arizona, Yavapai County, Montezuma Castle National Monument — Lifeline / Prehistoric Produce —

107 ► Arizona, Yavapai County, Prescott — Our Creeks are Alive! —

108 ► Arizona, Yavapai County, Sedona — Early Tourism — Historic Sedona —

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109 ► Arizona, Yuma County, Yuma — Yuma East Wetlands — 20th Century —

110 ► Arizona, Yuma County, Yuma — Yuma East Wetlands Today — A Return to Balance —

111 ► Arkansas, Carroll County, Eureka Springs — 18 — Civil War Healing —

112 ► Arkansas, Carroll County, Eureka Springs — Eureka Springs Historical Museum — Established 1971 in Calif House —

113 ► Arkansas, Carroll County, Eureka Springs — The Basin Park Sycamore —

114 ► Arkansas, Carroll County, Eureka Springs — The Civic Center — South Main —

115 ► Arkansas, Carroll County, Eureka Springs — The Town that Water Built — North Main —

116 ► Arkansas, Conway County, Winrock — Geology of Cedar Creek Falls Overlook —

117 ► Arkansas, Conway County, Winrock — Palisades Overlook: Your Gateway to the West —

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118 ► Arkansas, Conway County, Winrock — The Ever-Changing Landscape —

119 ► Arkansas, Conway County, Winrock — Two Dominant Fossils of the Area —

120 ► Arkansas, Garland County, Hot Springs — Peak Trail —

121 ► Arkansas, Monroe County, Holly Grove — Life in the Swamp — Louisiana Purchase Historic State Park —

122 ► Arkansas, Monroe County, Holly Grove — Louisiana Purchase State Park — Louisiana Purchase Historic State Park —

123 ► Arkansas, Monroe County, Holly Grove — The Swamp — Louisiana Purchase Historic State Park —

124 ► Arkansas, Phillips County, Helena — Does the river ever flood? —

125 ► Arkansas, Phillips County, Helena — River Birds —

126 ► Arkansas, Phillips County, Helena — The Helena Bridge —

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127 ► Arkansas, Phillips County, Helena — The river connects communities —

128 ► Arkansas, Phillips County, Helena — What is a bottled hardwood forest? —

129 ► Arkansas, Phillips County, Helena — What is the impact of stormwater on the Mississippi? —

130 ► Arkansas, Washington County, Fayetteville — Evolution of Fayetteville —

131 ► California, Alameda County, Alameda — An Era of Dramatic Change —

132 ► California, Alameda County, Alameda — Elsie B. Roemer Bird Sanctuary —

133 ► California, Alameda County, Albany — Albany Waterfront - Nature Transforms — Albany Waterfront Trail — A Portion of the Bay Trail —

134 ► California, Alameda County, Albany — Albany Waterfront History (Post-1900) —

135 ► California, Alameda County, Albany — Albany Waterfront History (Pre-1900) —

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136 ► California, Alameda County, Berkeley, Berkeley Hills — Indian Rock — Berkeley History —

137 ► California, Alameda County, Berkeley, Berkeley Hills — La Loma Steps — Circa 1910-1916 —

138 ► California, Alameda County, Berkeley, Berkeley Hills — Thousand Oaks Neighborhood and Urns — Circa 1909-1910 — Mark Daniels, Landscape Engineer —

139 ► California, Alameda County, Berkeley, Claremont — Claremont Public Improvements — John Galen Howard, Architect — 1905 —

140 ► California, Alameda County, Berkeley, North Berkeley — Hillside Club — John White, Architect, 1924 — Listed on the National Register of Historic Places —

141 ► California, Alameda County, Berkeley, North Berkeley — Live Oak Park — 1914 — Berkeley History — Reported permanently removed

142 ► California, Alameda County, Berkeley, Northside — "Annie's Oak" — City of Berkeley Landmark — Designated in 1986 —

143 ► California, Alameda County, Berkeley, Northside — Daley’s Scenic Park Street Improvenents — Bounded by Le Roy Avenue, La Loma Avenue, La Vereda Road and Hilgard Avenue — The Hillside Club and Town Engineers; 1909 —

144 ► California, Alameda County, Berkeley, Northside — Jensen House — George Jensen, Builder — 1891 —

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145 ► California, Alameda County, Hayward — A Salty Experiment in Habitat Management — Eden Landing Ecological Reserve —

146 ► California, Alameda County, Hayward — Bay-Friendly Rated Landscapes in the City of Hayward —

147 ► California, Alameda County, Hayward — Snowy Plovers Find a Home —

148 ► California, Alameda County, Hayward — Wetland to Salt Pond and Back Again —

149 ► California, Alameda County, Hayward — Who Needs This Habitat The Most? —

150 ► California, Alameda County, Livermore — Brushy Peak Regional Preserve —

151 ► California, Alameda County, Oakland — 962 — Site of Blossom Rock Navigation Trees —

152 ► California, Alameda County, Oakland, Downtown Oakland — Jefferson Square Park —

153 ► California, Alameda County, Oakland, Downtown Oakland — Makkeweks — "Makkeweks" Ohlone/Rumsen for "Sea Monster" —

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154 ► California, Alameda County, Oakland, Joaquin Miller Park — The Creation of a Park —

155 ► California, Alameda County, Oakland, Montclair — The Shepherd Canyon Corridor Plan —

156 ► California, Alameda County, Pleasanton — Changing Landscape —

157 ► California, Alameda County, Pleasanton — Gay 90's Pizzeria —

158 ► California, Alameda County, San Leandro — Of Fins and Flippers — Lake Chabot Historical Walk —

159 ► California, Alpine County, Bear Valley — Harry Schimke — Pioneer in His Own Time — 1917 – 1995 —

160 ► California, Alpine County, Markleeville — Reynolds Peak — Elevation 9300 Feet —

161 ► California, Calaveras County, Angels Camp — The Monitor — California Hydraulic Mining —

162 ► California, Contra Costa County, Danville — Sentinel Rock Overlook — A Place Where Sandstone Beds Were Turned On End —

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163 ► California, Contra Costa County, Danville — The Old Oak Tree —

164 ► California, Contra Costa County, El Cerrito — Historic Cerrito Creek —

165 ► California, Contra Costa County, Martinez — From an Accident to a Preserve —

166 ► California, Contra Costa County, Oakley — California's Big Water Projects: How Did We Get Here? —

167 ► California, Contra Costa County, Oakley — Carquinez Strait —

168 ► California, Contra Costa County, Oakley — The Migrating Delta —

169 ► California, Contra Costa County, Oakley — The San Joaquin: A River Runs Dry —

170 ► California, Contra Costa County, Orinda — A Lost World —

171 ► California, Contra Costa County, Orinda, Orinda Community Park — Orinda Village — Did you know a creek runs through it? —

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172 ► California, Contra Costa County, Richmond — Where the Deer and the Antelope Play — Anza Expedition of 1776 —

173 ► California, Del Norte County, Crescent City — National Tribute Grove — 5000 Acres — Largest World War II Memorial in the United States —

174 ► California, Del Norte County, Crescent City — The Metcalf Grove —

175 ► California, El Dorado County, Coloma, Marshall Gold Discovery State Historic Park — Hydraulic Mining —

176 ► California, El Dorado County, South Lake Tahoe — The Old Veteran —

177 ► California, Fresno County, Dunlap — Converse Basin Grove —

178 ► California, Humboldt County, Orick — Madison Grant Forest and Elk Refuge — Dedicated to the Memory of Madison Grant — 1865-1937 —

179 ► California, Humboldt County, Orick — The Forest for the Trees —

180 ► California, Humboldt County, Weott — Humboldt Redwoods State Park —

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181 ► California, Humboldt County, Weott — Laura Perrott Mahan & James P. Mahan — Pioneers in the Save-the-Redwoods League —

182 ► California, Humboldt County, Weott — The Tangled Roots of Founders Grove —

183 ► California, Inyo County, Death Valley National Park, Furnace Creek — Stephen Tyng Mather — July 4, 1867 - Jan. 22, 1930 —

184 ► California, Inyo County, Keeler — Owens Lake Dust Mitigation Program —

185 ► California, Inyo County, Lone Pine — Alabama Gates —

186 ► California, Kern County, Bakersfield — Kern County Begins —

187 ► California, Kern County, Buttonwillow — Tule Elk State Reserve — A California State Park —

188 ► California, Kern County, Tehachapi — Importance of Water and Creation of Brite Lake —

189 ► California, Kern County, Tehachapi — Why Tehachapi Pass? / Pioneers of the Wind / Hike A Mile or Two - Thousand —

190 ► California, Kern County, Tehachapi — Wind Energy Industry —

191 ► California, Lake County, Upper Lake — Clear Lake Habitat —

192 ► California, Los Angeles County, Avalon — The Legacy of Blanche W — The Flying Fish Boat —

193 ► California, Los Angeles County, Los Angeles, Sunland — Sunland Welcome Nature Garden — Local Biodiversity —

194 ► California, Los Angeles County, Los Angeles, Sylmar — Rim of the Valley Trail — Marge Feinberg — Saddletree Ranch Trailhead —

195 ► California, Los Angeles County, Los Angeles, Venice — History of Ballona Lagoon —

196 ► California, Los Angeles County, Los Angeles, Venice — The Windward Piers — Venice-of-America —

197 ► California, Los Angeles County, Malibu, Eastern Malibu — Malibu Lagoon —

198 ► California, Los Angeles County, Pearblossom — The Devil's Punchbowl — Department of Parks & Recreation, County of Los Angeles —

199 ► California, Los Angeles County, Rancho Palos Verdes — Santa Catalina Island —

200 ► California, Los Angeles County, Santa Monica — La Monica Ballroom —

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