NO. 6 FRÉMONT'S CAMP - John C. Frémont's expedition from Fort Sutter to Upper Klamath Lake, which included Kit Carson and other scouts, camped here May 1-4, 1846. They were the first non-Indians ever to pass this way.
Location: 0.7 mi N of old Alturas Hwy (Co Rd 114) and Hwy 139 jct, 12 mi SE of Tule Lake

NO. 8 BLOODY POINT - In 1850 one of the bloodiest massacres of emigrants ever known on the Oregon Trail occurred here when Modoc Indians killed over 90 men, women, and children in a surprise attack. The following year another large party narrowly escaped the same fate, and the Indians succeeded in killing several smaller parties here.
Location: 3.0 mi S of Oregon border, then 1.0 mi SW on Co Rd 104, 8.3 mi NW of State Hwy 139, E of Tule Lake

NO. 14 CRESSLER AND BONNER TRADING POST, 1865 - Cressler and Bonner started the first mercantile establishment in Modoc County here, in the first building erected in the town of Cedarville. They carried on a thriving business with emigrants en route to California and Oregon, and later with Surprise Valley settlers.
Location: Cedarville Park, Center St between Bonner and Townsend Sts, Cedarville

NO. 15 BONNER GRADE - The first road from Cedarville to Alturas followed the course of the present highway over Warner Mountains from Surprise Valley. It was named in honor of John H. Bonner, who was instrumental in securing the construction of the road over Bonner Grade in 1869.
Location: Cedar Pass, State Hwy 299 (P.M. 51.3), 6.2 mi W of Cedarville

NO. 16 INFERNAL CAVERNS BATTLEGROUND, 1867 - This is the site of the battle between U.S. troops and Shoshone, Paiute, and Pit Indians on September 26 and 27, 1867. The Indians took refuge in a series of caverns located at the top of a rocky slope. Over a third of the command was killed or wounded in the battle, six soldiers were buried at the foot of the slope.
Location: Ferry Ranch on Co Rd 60, site is 1 mi SW of Ranch, 6.5 mi NW of Likely

NO. 108 BATTLE OF LAND'S RANCH-1872 - One of the engagements of the Modoc War took place on December 21, 1872, on what was then known as the Land's Ranch. Army supply wagons, escorted by cavalrymen, had reached camp in safety, but several of the soldiers who had dropped behind were suddenly attacked by Indians hiding among the rocks above the road. Two men were killed and several wounded.
Location: 0.1 mi S of intersection of State Hwy 139 (P.M. 40.4) and Co Rd 114, 12.1 mi SE of Tule Lake

NO. 109 CHIMNEY ROCK - The chimney was cut out of the solid rock by Thomas L. Denson, who came west by the way of the Santa Fe Trail in 1852. In 1870 Denson built his cabin, the second building to be erected in the Pit River Valley, alongside a pyramid-shaped rock, cutting the fireplace and flue out of the solid rock itself.
Location: Beside RR track along State Hwy 395 (P.M. 30.3), 77 mi N of Alturas

NO. 111 OLD EMIGRANT TRAIL - Near the present Pit River-Happy Camp Road this old pioneer trail, part of one of the earliest roads in northeastern California, is yet easily traced. Trees eight to ten inches in diameter are growing in the old road bed.
Location: 5.0 mi NW of Co Rd 84, 9.3 mi NW of Canby

NO. 125 EVANS AND BAILEY FIGHT-1861 - S. D. Evans, Sr. and Joe Bailey, stockmen from Rogue River Valley, Oregon, and 16 of their employees were driving 900 head of beef cattle from Roseburg to the mines at Virginia City, Nevada when they were attacked by Indians and the two owners killed.
Location: On top of hill, 500 ft S of Centerville Rd, 4.9 mi SE of Canby

NO. 430 FORT BIDWELL - Fort Bidwell, named for John Bidwell, was established in 1865. The fort, which operated until 1893, was one of the last early military posts north of Benicia to be abandoned. From 1898 to 1930, the fort served as a non-reservation boarding school for Indians.
Location: Fort Bidwell Indian Community Center, W end of Bridge St, Fort Bidwell

NO. 546 APPLEGATE-LASSEN EMIGRANT TRAIL (FANDANGO PASS) - This spot marks the convergence of two pioneer trails used by emigrants during the years 1846-1850. The Applegate Trail, established in 1846, led from the Humboldt River in Nevada to the Willamette Valley in Oregon. The Lassen Cutoff, established by Peter Lassen in 1848, turned south at Goose Lake to the northern mines and settlements of California.
Location: Fandango Pass, 10.8 mi E of State Hwy 395 on Fandango Pass Rd (Co Rd 9), 9.2 mi W of Fort Bidwell

NO. 850-2 TULE LAKE RELOCATION CENTER - Tule Lake was one of ten American concentration camps established during World War II to incarcerate 110,000 persons of Japanese ancestry, of whom the majority were American citizens, behind barbed wire and guard towers without charge, trial, or establishment of guilt. These camps are reminders of how racism, economic and political exploitation, and expediency can undermine the constitutional guarantees of United States citizens and aliens alike. May the injustices and humiliation suffered here never recur.
Location: NE corner of State Hwy 139 and Co Rd 176, 75 mi S of Tule Lake