The region was explored by Meriwether Lewis and William Clark in 1805–1806. It was then a part of the Oregon country, held jointly by the United States and Great Britain. Boundary disputes with Great Britain were settled by the Oregon Treaty in 1846, and the first permanent U.S. settlement in Idaho was established by the Mormons at Franklin in 1860.
Idaho has a rugged landscape with some of the largest unspoiled natural areas in the country. Idaho is a Rocky Mountains state with exciting scenery and enormous natural resources. Idaho has towering, snow-capped mountain ranges, swirling white rapids, peaceful lakes and steep canyons.
Idaho is an important agricultural state, producing nearly one third of the potatoes grown in the United States. Other important agricultral products are beans, lentils, sugar beets, cattle, dairy products, wheat, and barley.
Points of interest are the Craters of the Moon National Monument; Nez Percé National Historic Park, which includes many sites visited by Lewis and Clark; and the State Historical Museum in Boise. Other attractions are the Snake River Birds of Prey National Conservation Area south of Boise, Hells Canyon on the Idaho-Oregon border, and the Sawtooth National Recreation Area in south-central Idaho.