1 ► Mexico, Hidalgo, Mineral del Chico — Church of the Immaculate Conception — Mineral del Chico —

On General Alfonso Corona del Rosal at Calle Columbia Rivera, on the right when traveling north on General Alfonso Corona del Rosal.

2 ► Mexico, Hidalgo, Mineral del Chico — Gabriel Mancera García de Vicente — Mineral del Chico —

On General Alfonso Corona del Rosal just north of Calle Gabriel Mancera, on the right when traveling north.

3 ► Mexico, Hidalgo, Mineral del Chico — Gabriela Mistral in Mineral del Chico —

On Calle Gabriel Mancera at General Alfonso Corona del Rosal, on the left when traveling east on Calle Gabriel Mancera.

4 ► California, Butte County, Chico — Chico Elks Lodge No. 423 Veterans Memorial —

Near Manzanita Avenue near East Avenue.

5 ► California, Butte County, Chico — 840-2 — Chico Forestry Station and Nursery —

Near South Park Drive.

6 ► California, Butte County, Chico — 313 — Hooker Oak —

On Manzanita Avenue east of Hooker Oak Avenue.

7 ► Florida, Escambia County, Pensacola — William Bartram Trail — Traced 1773-1777 — Deep South Region —

Near South Pace Boulevard, 0.1 miles south of Cypress Street when traveling south.

8 ► Mexico, Hidalgo, Mineral del Chico — Electrification in Mineral del Chico —

On General Alfonso Corona del Rosal at Calle Columbia Rivera, on the right when traveling north on General Alfonso Corona del Rosal.

9 ► Mexico, Hidalgo, Mineral del Chico — The Mineral del Chico Clock Mechanism —

On General Alfonso Corona del Rosal, on the right when traveling north.

10 ► California, Butte County, Chico — Chico Cemetery G.A.R. Monument —

Near Mangrove Avenue north of Vallombrosa Avenue.

11 ► California, Butte County, Chico — Chico World War I Memorial —

On Esplanade near West 1st Street.

12 ► California, Butte County, Chico — 329 — Rancho Del Arroyo Chico —

Near Esplanade near Memorial Way.

13 ► Idaho, Ada County, Boise — The Chico Club —

On South 6th Street at Grove Street, on the right when traveling south on South 6th Street.

14 ► California, Butte County, Forest Ranch — 14 Mile House —

On Deer Creek Highway (California Route 32) at 14 Mile House Drive on Deer Creek Highway.

15 ► California, San Mateo County, San Carlos — Thaddeus Kerns —

On Skyway Road near Holly Street, on the left when traveling south.

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16 ► Mexico, Hidalgo, Mineral del Chico — Las Monjas Peaks — Comarca Minera — Geoparque Hidalgo —

On Calle Gabriel Mancera, on the left when traveling east.

17 ► Spain, Madrid, Lavapiés — Teatro Variedades —

On Calle de la Magdalena, on the right when traveling east.

18 ► California, Alameda County, Oakland, Upper Rockridge — The Railroad History of Lake Temescal —

Near Broadway Terrace.

19 ► California, Butte County, Magalia — “Magalia Depot & Butte County Railroad”

Near Old Skyway Road near Old Depot Road. Reported missing.

20 ► California, Butte County, Chico — The Life and Times of John Bidwell — An Amazing Life and Legacy —

Near Esplanade near Memorial Way.

21 ► California, Butte County, Chico — The Historic Home of Annie and John Bidwell — A House With a Style —

Near Esplanade near Memorial Way.

22 ► California, Plumas County, East Shore — Hamilton Dairy —

On East Shore Highway (California Route 147), on the left when traveling north.

23 ► New Mexico, Otero County, Mayhill — Apache Battleground —

On Road 82 at milepost 35, on the right when traveling east.

24 ► California, Los Angeles County, Los Angeles, Downtown Los Angeles — Pico House —

On Main Street at Arcadia Street, on the right when traveling north on Main Street.

25 ► California, Sacramento County, Sacramento, Old Sacramento — A Transportation Hub —

Near K Street at Interstate 5, on the right when traveling east.

26 ► California, Sacramento County, Sacramento, Old Sacramento — The Interurban Railroad Lines —

Near Capital Mall.

27 ► Louisiana, Jefferson Parish, Grand Isle — Cheniere Caminada Cemetery —

On State Highway 1, on the right when traveling east.

28 ► California, Butte County, Oroville — Jewish Cemetery —

On Feather River Boulevard, on the right when traveling south.

29 ► California, Butte County, Paradise — Butte 011 — Old Paradise Depot —

On Black Olive Drive north of Pearson Road, on the right when traveling north.

30 ► California, Butte County, Stirling City — Stirling City —

On Skyway Highway near Retson Road.

31 ► California, Plumas County, Portola — Sacramento Northern Railway 712 — Road Freight Locomotive —

Near Western Pacific Way, 0.2 miles west of Main Street.

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32 ► Florida, Escambia County, Pensacola — Piers, Ports and Wharves: A Look At Pensacola's Waterfront — Florida Public Archaeology Network —

On South Barracks Street at East Main Street, on the left when traveling south on South Barracks Street.

33 ► Illinois, Cook County, Chicago, Grand Boulevard (Bronzeville) — The Marx Brothers — Chicago Tribute —

On South King Drive, on the right when traveling south.

34 ► California, Butte County, Chico — General John and Annie K. Bidwell Gravesite —

Near Mangrove Avenue near 881 Mangrove Avenue.

35 ► Florida, Escambia County, Pensacola — General Bernardo de Gálvez and the "Siege of Pensacola" — The Longest Battle of the American Revolution —

On North Palafox Street at Wright Street, in the median on North Palafox Street.

36 ► Oregon, Jackson County, Ashland — The Applegate Trail —

37 ► Texas, Wise County, Decatur — 822 — Charles Vernon Terrell — (May 2, 1861 - November 17, 1959) —

On North Trinity Street (Farm to Market Road 730), on the right when traveling south.

38 ► Mexico, Guanajuato — Plaza de la Paz —

On Avenida Benito Juárez at De Sopena, on the left when traveling west on Avenida Benito Juárez.

39 ► California, Butte County, Centerville — Centerville School —

On Centerville Road north of North Humbug Road, on the right when traveling north.

40 ► California, Contra Costa County, Moraga — Moraga Train Station —

On Vlader Drive, on the left when traveling west.

41 ► Illinois, Cook County, Countryside — This was "Countryside" — Farms and Quarries —

On Joliet Road west of South LaGrange Road (U.S. 45), on the right when traveling north.

42 ► California, Kern County, Delano — The Forty Acres —

On Cesar Chavez Lane, 2.6 miles west of U.S. 99, on the right.

43 ► Arizona, Apache County, Window Rock — In Remembrance of Our Warriors / Navajo Warrior Memorial —

Near Parking Lot BIA 100 MP 0 (Route 100 Connector Road) 0.8 miles east of Route 12 N (Arizona Highway 263).

44 ► Mexico, Guanajuato, Salamanca — Valtierrilla —

On Calle Río Lerma just north of Calle Revolución, on the left when traveling north.

45 ► Mexico, Guanajuato, Salamanca, Valtierrilla — Valtierrilla —

On Calle de la Revolución just east of Calle Juan de la Barrera, on the left when traveling east.

46 ► Tennessee, Rutherford County, Murfreesboro — Chris Young — Tennessee Music Pathways —

On Friendship Street north of Alumni Drive, on the left when traveling north.

47 ► Texas, Bexar County, San Antonio, Main/Military Plaza — Bexar County Commissioners Court — Bexar County Plaza / Bexar County Courthouse / Lady Justice Fountain —

On Dolorosa east of South Main Avenue, on the right when traveling east.

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48 ► California, Alameda County, Oakland — The War With Spain Memorial —

On Grand Avenue at Harrison Street on Grand Avenue.

49 ► California, Alameda County, Oakland, Montclair — The Railroad History of Shepherd Canyon — Sacramento Northern —

Near Montclair Railroad Trail.

50 ► California, Contra Costa County, Moraga — Moraga Station —

Near Camino Pablo.

51 ► California, Los Angeles County, Los Angeles, Boyle Heights — 891 — Boyle Hotel — Cummings Block —

On North Boyle Avenue at 1st Street, on the left when traveling north on North Boyle Avenue.

52 ► California, San Francisco City and County, San Francisco, South Beach — The Bay Bridge —

On The Embarcadero near Beale Street.

53 ► Texas, Jeff Davis County, Fort Davis — Hometown Heroes —

On State Street (State Highway 17) at Court Avenue, on the left when traveling south on State Street.

54 ► Arkansas, Pulaski County, Little Rock, Macarthur Park — The Little Rock Arsenal —

Near East 9th Street.

55 ► California, Santa Cruz County, Santa Cruz — California Pioneers — James Williams - Mary Patterson Williams —

Near Evergreen Street, on the right when traveling south.

56 ► Arizona, Maricopa County, Phoenix, Midtown — In Memory of the Students of this School who Enlisted in the Army and Navy during the World War —

Near North 3rd Street, 0.1 miles north of East Indian School Road.

57 ► Florida, Okaloosa County, Hurlburt Field — The Forward Air Controller —

Near Independence Road at Cody Avenue.