Lewis and Clark traveled in Idaho
About one third of the potatoes grown in the united states are from Idaho. Idaho is also plentiful with potato farms which makes potatos its state vegatable.
Craters of the Moon national monument is a site where 20,000 year old volcanic eruptions occurred leaving behind cinder cones, tree molds, craters, and other interesting things.
Electricity was created by nuclear energy for the first time near Idaho Falls, a city in Idaho.