Arguably the greatest championship course in the United States and future of the 2021 Ryder Cup. Whistling Straits offers two courses of dynamic contrast and world-class prestige. Open, rugged and windswept terrain defines the Straits, sculpted along two miles of Lake Michigan shoreline. Just inland, interspersed by four meandering streams, the grassland and dunes aspect of the Irish is a deceiving tranquil landscape.