201 ► California, Nevada County, Soda Springs — Summit Valley Native American Mortars — Hwy 40 Scenic Bypass —

On Lake Van Norden Road near Soda Springs Road, on the right when traveling east.

202 ► California, Orange County, Laguna Hills — Costeau Pit —

Near Costeau Street, on the left.

203 ► California, Orange County, Lake Forest — Native Ways — The Acjachemen and Tongva weave local resources into their culture. — Heritage Hill Historical Park —

Near Serrano Road at Winding Way, on the right when traveling west.

204 ► California, Orange County, Mission Viejo — Land of the Acjachemen — The Original People of Orange County — Welcome —

On Cielo Cresta near Cielo Azul, on the right when traveling west.

205 ► California, Orange County, Rancho Mission Viejo — Topanga Formation —

On Ribera just west of Ascenso Avenue, on the right when traveling east.

206 ► California, Riverside County, Blythe — 101 — Giant Desert Figures — Blythe Intaglios —

On State Highway 95 at milepost 15.3, 16 miles north of Blythe, on the right when traveling north.

207 ► California, Riverside County, Hemet — 557 — Hemet Maze Stone —

Near California Avenue 2.5 miles north of Devonshire Avenue.

208 ► California, Riverside County, Hemet — 104 — Pochea Indian Village Site —

On Ramona Bowl Road, on the right when traveling east.

209 ► California, Riverside County, Idyllwild — Idyllwild Campground Pictograph —

On Riverside County Playground Rd 0.8 miles west of Highway 243, on the left when traveling west.

210 ► California, Sacramento County, Walnut Grove, Locke — 打更 The Bok Bok Man 更夫 —

On Main Street south of Locke Road, on the right when traveling north.

211 ► California, San Bernardino County, Barstow — Fort Irwin —

On Fort Irwin Road 27 miles north of Interstate 15, in the median.

212 ► California, San Bernardino County, Goffs — 61 — Pah-Ute Creek — Fort Pah-Ute — Mojave Road —

On Lanfair Road at Goffs Road, on the right when traveling south on Lanfair Road.

213 ► California, San Bernardino County, Joshua Tree — Are YOU a Packrat? —

Near Indian Cove Nature.

214 ► California, San Bernardino County, Joshua Tree — Tortoise Troubles —

Near Indian Cove Nature.

215 ► California, San Bernardino County, Kelso — 16 — Jack and Ida Mitchell —

On Essex Road at Black Canyon Road, on the right when traveling north on Essex Road.

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216 ► California, San Bernardino County, Lucerne Valley — 737 — Chimney Rock —

On Old Woman Springs Road (California Route 18) at Rabbit Springs Road, on the right when traveling west on Old Woman Springs Road.

217 ► California, San Bernardino County, Twentynine Palms — Cottontails and Jackrabbits —

Near Indian Cove Nature Trail west of Indian Cove Road West, on the right when traveling north.

218 ► California, San Bernardino County, Twentynine Palms — Desert Bighorn Sheep —

Near Indian Cove Nature Trail west of Indian Cove Road West, on the right when traveling north.

219 ► California, San Bernardino County, Twentynine Palms — Desert Willow —

On Indian Cove Nature Trail west of Indian Cove Road West, on the right when traveling north.

220 ► California, San Bernardino County, Twentynine Palms — Pencil Cholla-Opuntia ramosissima —

On Indian Cove Nature Trail west of Indian Cove Road West, on the right when traveling north.

221 ► California, San Diego County, Anza-Borrego Desert State Park — Morteros Memories —

On Pictographs Trailhead road just west of Little Blair Valley Road.

222 ► California, San Diego County, Anza-Borrego Desert State Park — Pictographs — What Do They Mean? —

On Pictographs Trailhead road 1.4 miles east of Little Blair Valley Road.

223 ► California, San Diego County, Camp Pendleton — Panhe: Place by the Water —

Near Panhe Nature Trail 0.1 miles north of Cristianitos Road, on the right when traveling north.

224 ► California, San Francisco City and County, San Francisco, Lincoln Park — Exploring Lands End — Golden Gate National Recreation Area —

Near Lands End Trail near Merrie Way.

225 ► California, San Francisco City and County, San Francisco, Main Post — Outpost of an Empire — Golden Gate National Recreation Area — Presidio of San Francisco —

On Graham Street south of Sheridan Avenue, on the right when traveling south.

226 ► California, San Francisco City and County, San Francisco, Northern Waterfront — The History of Sourdough Bread —

Near The Embarcadero at Beach Street, on the right when traveling north.

227 ► California, San Francisco City and County, San Francisco, Presidio of San Francisco — Adobe House Site — Sitio de la casa de adobe — Presidio of San Francisco —

Near MacArthur Avenue.

228 ► California, San Francisco City and County, San Francisco, Presidio of San Francisco — Daily Life in the Early 19th Century / La vida cotidiana en el siglo XIX — Presidio of San Francisco —

Near MacArthur Avenue.

229 ► California, San Luis Obispo County, Carrizo Plain National Monument — Painted Rock —

Near Soda Lake Road.

230 ► California, San Mateo County, Pacifica — The Enduring Aramai — Golden Gate National Recreation Area —

Near Mori Point Road 0.1 miles west of Cabrillo Highway (State Highway 1).

231 ► California, San Mateo County, Redwood City — Native Americans — Stanford | Redwood City —

On Broadway near Warrington Avenue, on the left when traveling west.

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232 ► California, San Mateo County, Redwood City — Pleistocene Period — 2.6 Million - 11,700 Years Ago — Stanford | Redwood City —

On Broadway near Warrington Avenue, on the left when traveling west.

233 ► California, Santa Barbara County, Goleta — Mini-Mammoths — The Island Effect —

On El Camino Real, on the right when traveling east.

234 ► California, Santa Barbara County, Santa Barbara — 306 — Burton Mound —

On West Mason Street, on the right when traveling north.

235 ► California, Santa Barbara County, Santa Barbara — 306 — Burton’s Mound — Syuxtun Village —

On Chapala Street north of Cabrillo Boulevard, on the right when traveling north.

236 ► California, Santa Clara County, Gilroy — A journey of a Lifetime —

Near Watsonville Road.

237 ► California, Santa Clara County, Gilroy — Arrival of the Spanish — La llegada de los españoles —

Near Watsonville Road.

238 ► California, Santa Clara County, Gilroy — Food Processing — Cocina —

Near Watsonville Road north of Burchell Road, on the left when traveling north.

239 ► California, Santa Clara County, Gilroy — Ohlone Buildings — Los edificios de los ohlones —

Near Watsonville Road north of Burchell Road, on the left when traveling north.

240 ► California, Santa Clara County, Gilroy — Rock Art — Arte lítico —

Near Watsonville Road (County Road G8), on the right when traveling south.

241 ► California, Santa Clara County, Gilroy — Uvas Creek — El arroyo de las Uvas —

Near Watsonville Road (County Road G8) at Burchell Road, on the right when traveling south.

242 ► California, Santa Clara County, Los Gatos, Almaden — Early People of Mount Umunhum —

Near Mount Umunhum Road near Mount Umunhum-Loma Prieta Road.

243 ► California, Santa Clara County, Morgan Hill — Circle of Circles — 4000 BC —

Near Monterey Highway near Wright Avenue.

244 ► California, Santa Clara County, Stanford — Ancient Ohlone Villages —

On Searsville Road west of Fremont Road, on the left when traveling west.

245 ► California, Santa Clara County, Stanford — Papua New Guinea Sculpture Garden —

On Lomita Drive at Santa Teresa Street, on the right when traveling south on Lomita Drive.

246 ► California, Siskiyou County, Tule Lake — Petroglyph Point —

Near County Road 126.

247 ► California, Tehama County, Butte Meadows — Welcome to the Ishi Wilderness —

On Lassen Trail (Forest Road 27N08) near Route 32, on the right when traveling south.

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248 ► California, Tulare County, Kaweah — 389 — Kaweah Post Office —

On North Fork Drive 2.7 miles north of Sierra Drive ( Route 198), on the left when traveling north.

249 ► California, Ventura County, Piru — 624 — Portolá Expedition —

On Orchard Street south of North Main Street, on the right when traveling north.

250 ► California, Ventura County, Thousand Oaks — 5 — Lang Ranch — Oakbrook Regional Park Archeological Area —

Near Lang Ranch Parkway 0.5 miles east of Westlake Boulevard, on the right when traveling east.

251 ► California, Ventura County, Ventura — The Flood of 1997 — A Destructive Force —

Near Cavern Point Trail.

252 ► Colorado, Alamosa County, Mosca — Evidence of a Changing World —

On Lane 6N 1.2 miles west of State Highway 150, on the left when traveling west.

253 ► Colorado, Archuleta County, Chimney Rock National Monument — Chimney Rock Artifacts —

Near Chimney Rock Road.

254 ► Colorado, Archuleta County, Chimney Rock National Monument — Pit House Site —

Near Chimney Rock Road.

255 ► Colorado, Archuleta County, Chimney Rock National Monument — The Great Kiva —

Near Chimney Rock Road.

256 ► Colorado, Archuleta County, Pagosa Springs — Chimney Rock —

On U.S. 160 at milepost 136.9, just west of Hersch Avenue, on the right when traveling west.

257 ► Colorado, Archuleta County, Pagosa Springs — Welcome to Chimney Rock National Monument — An Ancestral Puebloan Cultural Landmark —

On Chimney Rock Road (Forest Road 617) east of State Highway 151, on the right when traveling west.

258 ► Colorado, Bent County, Hasty — Santa Fe Trail — Travelers through Time —

Near County Highway HH near County Highway 24.

259 ► Colorado, Boulder County, Eldorado Springs — Welcome to the Crags Hotel — 1908 - 1912 —

Near Rattlesnake Gulch Trail.

260 ► Colorado, Conejos County, Lasauses — Why a Natural Area? —

On State Highway 142 at milepost 14.2, 14.2 miles east of U.S. 285, on the right when traveling east.

261 ► Colorado, Delta County, Delta — The Tipi and the Wickiup — Traditional Native American Shelter —

Near Gunnison River Drive (North Palmer Street) 0.3 miles west of U.S. 50.

262 ► Colorado, Dolores County, Dove Creek — Community and Conflict —

On U.S. 491 at Guyrene Street, on the right when traveling west on U.S. 491.

263 ► Colorado, Dolores County, Dove Creek — Dove Creek Country —

On U.S. 491 at Guyrene Street, on the right when traveling west on U.S. 491.

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264 ► Colorado, Fremont County, Cañon City — Garden Park — Type Locality of Dinosaurs —

On Garden Park Road (County Road 9) 2.6 miles north of Red Canyon Road, on the left when traveling north.

265 ► Colorado, Grand County, Fraser — Indian and Eagle —

Near Zerex Street (U.S. 40) at Clayton Avenue, on the right when traveling north.

266 ► Colorado, Grand County, Granby — Ancient Peoples Lived Near Windy Gap —

On U.S. 40 at State Highway 125, on the right when traveling east on U.S. 40.

267 ► Colorado, Gunnison County, Gunnison — Puzzle from the Past — Is it writing, artwork, ancient graffiti? — Curecanti National Recreation Area —

Near Elk Creek 0.3 miles south of U.S. 50, on the right when traveling south.

268 ► Colorado, Hinsdale County, Lake City — Early Holocene Encampment — Silver Thread Colorado Scenic and Historic Byway —

On Silver Thread Scenic Byway (State Highway 149 at milepost 76.8), 4 miles north of 8th Street, on the right when traveling north.

269 ► Colorado, Larimer County, Kinikinik — An Ancient Connection —

Near Poudre Canyon Road (State Highway 14 at milepost 83) at Forest Road 297.1, on the right when traveling east.

270 ► Colorado, Las Animas County, Kim — Dinosaur Shoulder Blade From An Apatosaurus —

Near Forest Road 2185 east of Rourke Road (County Highway 25).

271 ► Colorado, Las Animas County, Ludlow — History Revealed —

On County Highway 44 at County Highway 61.5, on the right when traveling west on County Highway 44.

272 ► Colorado, Las Animas County, Ludlow — Rediscovering Ludlow — Archaeologists uncovered the original tent colony —

On County Highway 44 at County Highway 61.5, on the right when traveling west on County Highway 44.

273 ► Colorado, Las Animas County, Ludlow — The Story —

On County Highway 44 at County Highway 61.5, on the right when traveling west on County Highway 44.

274 ► Colorado, Montezuma County, Cortez — Canyons of the Ancients National Monument —

On Mildred Road north of Main Street (U.S. 160), on the left when traveling north.

275 ► Colorado, Montezuma County, Cortez — The Native Americans — 12,000 Years of History —

On Mildred Road north of Main Street (U.S. 160), on the left when traveling north.

276 ► Colorado, Montezuma County, Cortez — Yucca House National Monument —

On County Route 20.5.

277 ► Colorado, Montezuma County, Dolores — A Path Well Traveled —

Near State Highway 184 at milepost 7, on the right when traveling west.

278 ► Colorado, Montezuma County, Dolores — Big Sagebrush —

Near State Highway 184 at milepost 7, on the right when traveling west.

279 ► Colorado, Montezuma County, Dolores — Dominguez Pueblo —

Near State Highway 184 at milepost 7, on the right when traveling west.

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280 ► Colorado, Montezuma County, Dolores — Escalante Pueblo —

Near State Highway 184 at milepost 7, on the right when traveling west.

281 ► Colorado, Montezuma County, Dolores — Gambel Oak —

Near State Highway 184 at milepost 7, on the right when traveling west.

282 ► Colorado, Montezuma County, Dolores — Great Sage Plain, Colorado and Utah —

Near State Highway 184 at milepost 7, on the right when traveling west.

283 ► Colorado, Montezuma County, Dolores — Indian Ricegrass —

Near State Highway 184 at milepost 7, on the right when traveling west.

284 ► Colorado, Montezuma County, Dolores — Juniper —

Near State Highway 184 at milepost 7, on the right when traveling west.

285 ► Colorado, Montezuma County, Dolores — Mountain Mahogany —

Near State Highway 184 at milepost 7, on the right when traveling west.

286 ► Colorado, Montezuma County, Dolores — Piñon —

Near State Highway 184 at milepost 7, on the right when traveling west.

287 ► Colorado, Montezuma County, Dolores — Prickly Pear Cactus —

Near Highway 184 at milepost 7, on the right when traveling west.

288 ► Colorado, Montezuma County, Dolores — Rabbitbrush —

Near State Highway 184 at milepost 7, on the right when traveling west.

289 ► Colorado, Montezuma County, Dolores — Respite Along the Dolores — Dominguez y Escalante Expedition • 1776-1976 —

On Railroad Avenue (State Highway 145) at 5th Street, on the left when traveling east on Railroad Avenue.

290 ► Colorado, Montezuma County, Dolores — Skunkbush Sumac —

Near State Highway 184 at milepost 7 north of Lebanon Road, on the right when traveling west.

291 ► Colorado, Montezuma County, Dolores — Spanish Explorers —

Near State Highway 184 at milepost 7, on the right when traveling west.

292 ► Colorado, Montezuma County, Dolores — The Anasazi — Dominguez y Escalante Expedition • 1776-1976 —

On Railroad Avenue (State Highway 145) at 5th Street, on the left when traveling east on Railroad Avenue.

293 ► Colorado, Montezuma County, Dolores — The Landscape —

Near State Highway 184 at milepost 7, on the right when traveling west.

294 ► Colorado, Montezuma County, Dolores — The Making of a Mountain — Two World Views of the Same Horizon —

Near State Highway 184 at milepost 7, on the right when traveling west.

295 ► Colorado, Montezuma County, Dolores — The People —

Near State Highway 184 at milepost 7, on the right when traveling west.

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296 ► Colorado, Montezuma County, Dolores — Wildlife or Relatives? —

Near State Highway 184 at milepost 7, on the right when traveling west.

297 ► Colorado, Montezuma County, Dolores — Yucca —

Near State Highway 184 at milepost 7, on the right when traveling west.

298 ► Colorado, Montezuma County, Mesa Verde — Canyon Barriers — Mesa Verde National Park —

On Mesa Top Loop.

299 ► Colorado, Montezuma County, Mesa Verde — Oak Tree House — Mesa Verde National Park —

On Mesa Top Loop.

300 ► Colorado, Montezuma County, Mesa Verde — Pithouse Life — Mesa Verde National Park —

On Mesa Top Loop.

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