 For six miles ( 9 @.@ 7 km ) , I @-@ 680 cuts through the rugged Loess Hills . Two miles ( 3 @.@ 2 km ) east of the I @-@ 29 interchange , there is a scenic overlook for westbound traffic . The Loveland overlook gives a view of the Loess Hills and Missouri River valley . Continuing east , I @-@ 680 travels over the rolling hills of rural Pottawattamie County . Four miles ( 6 @.@ 4 km ) of Neola , I @-@ 680 meets the southern end of Iowa Highway 191 ( Iowa 191 ) before ending itself 3 ⁄ 4 mile ( 1 @.@ 2 km ) later at a full Y interchange at I @-@ 80 . 
