Idaho is a state in the Pacific Northwest in the USA. The state's largest city and capital is Boise. Residents are called "Idahoans." Idaho was admitted to the Union on 3 July 1890 as the 43rd state. According to the United States Census Bureau, in 2008 the population for Idaho was estimated to be 1,523,816. Idaho's nickname is the Gem State because it is one of only two places in the world where star garnets can be found, and is the only place six pointed star garnets have been found. The state motto is Esto Perpetua (Latin for "Let it be forever").