Twin Falls is a small town in Twin Falls County in the southwest region of Idaho, known for its extraordinary outdoor adventures, stunning landscapes, and many rivers and lakes.Those who visit Twin Falls are drawn in by its beautiful scenery and activities, and many plan return trips because of its friendly locals, relaxing atmosphere, and quaint downtown scene. You don’t have to love the outdoors to enjoy a visit to Twin Falls, but this southern Idaho town will most likely make you fall in love.