Sitting Bull Falls in springs further down the canyon or joins the Pecos Valley underground water supply. The area around Sitting Bull Falls is the remnant of a reef system known as the Capitan Great Barrier Reef dating from the Permian period. Approximately 250 million years ago, the region was located near the edge of an inland sea. The origin of the name Sitting Bull Falls remains uncertain. One version holds that the falls were named after a Sioux medicine man. The Apache name for the area was gostahanagunti which means "hidden gulch". A number of hiking trails allow visitors access to the
Skokomish Indian Tribe Skokomish Indian Tribe The Skokomish Indian Tribe, formerly known as the Skokomish Indian Tribe of the Skokomish Reservation, and in its own official use the Skokomish Tribal Nation, is a federally recognized tribe of Skokomish, Twana, Klallam, and Chimakum people. They are a tribe of Southern Coast Salish indigenous people of the Pacific Northwest located in Washington. The Skokomish are one of nine bands of Twana people. The Skokomish Reservation is located on several square miles of Mason County, just north of Shelton, Washington at . Some Klallam people were relocated onto the reservation after signing the 1855 Point No