Ystalyfera is an industrial town in Wales, defined by its history of coal and iron. The Ystalyfera Nacho loop winds through this terrain, passing beside the Ynyscedwyn Ironworks and Libanus Church. Over 2.4 mi and 23 corners, the circuit demands high precision and constant correction. It is a rigorous test of car control that plays free in the browser with no account and no install, requiring a driver to maintain a tight line through a dense sequence of turns.