Idaho is a state in the northwestern United States, and the 43rd admittance to the union. It became a state in 1890, and it is the 11th largest state in land area, and the 14th largest in total area (land and water). Despite this, the population of Idaho was estimated at only 1,787,065 by the United States Census Bureau in 2019, making it ranked the 39th largest state by population. It is bordered by Washington and Oregon on the west, Montana and Wyoming on the east, Utah and Nevada on the south and Canada (British Columbia) on the north side. Idaho is known for its vast mountainous landscapes, and it is literally covered from north to south by the Rocky Mountains. The Snake River dissects Hells Canyon, the deepest gorge in America, which lies the states Oregon border, and flows through south central Idaho.