eastbound on Interstate 90
- Spokane County — Thumbnail History (historylink.org)
Spokane County is the most populous county in mainly rural Eastern Washington and home to the second largest city in the state. After settlement in the 1870s, Spokane became the hub for the mining, timber, and railroad industries of the Inland Northwest…
- Clastic rock (Wikipedia)
Clastic rocks are composed of fragments, or clasts, of pre-existing minerals and rock. A clast is a fragment of geological detritus, chunks, and smaller grains of rock broken off other rocks by physical weathering. Geologists use the term clastic to refer to sedimentary rocks and particles in sediment transport, whether in suspension or as bed load, and in sediment deposits.
westbound on interstate 90
- Spokane County, Washington (Wikipedia)
Spokane County is a county located in the U.S. state of Washington. As of the 2020 census, its population was 539,339, making it the fourth-most populous county in Washington. The largest city and county seat is Spokane, the second largest city in the state after Seattle. The county is named after the Spokane tribe.
