History of Steamboat Rock Area sign

Steamboat Rock sits in the background across the Devils Punch Bowl behind this sign along State Route 155 in the Upper Grand Coulee, the sign reads,

History of the Steamboat Rock Area

Indians, fur traders, military expeditions and settlers traveled where you are now standing. A major Indian trail passed at this location Alexander Ross passed here in 1841. John Works, Hudson's Bay Co. was here in 1825. The famous botanist, David Douglas was here in 1826. Lt. Johnson of the Wilkes Expedition explored here in 1814. Lt. Arnold passed this point in 1853. Old Camp Chelan - Ft. Walla Walla trail passed near here. Ferguson - Ladd Stock Crossing used in 1880 passed south of here. Old Trail on west side of coulee was named Okanogan Trail, American Trail on east side.

Grant County Historical Society