Johnston is a compact community set within the flat plains of Iowa, where the surrounding land opens into wide stretches of agricultural territory. The Johnston Rush loop covers 2 mi of these streets, passing near the Lockheed NF-80C Shooting Star. With 10 corners, the circuit requires a steady hand to maintain angle through a moderate sequence of turns. It plays free in the browser with no account and no install, demanding a driver who can manage the transitions without losing momentum.