Every great links casts a shadow, and at Royal County Down the shadow has a name of its own. The Annesley Links, known as the wee course, lives inside the same majestic dunesland as the Championship course, the two links intertwined so that one is never far from the other. From both come tremendous views of the Irish Sea and the towering Mourne Mountains. To walk Annesley is to stand in that landscape without facing the stern examination next door. It is a perfect complement to its famous neighbor, and a quietly demanding one. The ground was first known as the Warren. George Baillie of the Royal Belfast Golf Club, on a mission to develop the game throughout the province, came to Newcastle in search of land for golf and found this stretch north of the town, a piece of country so naturally suited to the game that it hardly needed persuading. The land belonged to the Annesley Estate. Permission was sought and granted, and in return Lord Annesley became the first president of the County Down Golf Club. All 36 holes at Royal County Down sit on that old Warren, and the shorter course shares the estate's name, a quiet echo of the bargain that let golf begin here. The course was not always called Annesley. It was originally known as the Ladies Course. The Royal County Down Ladies Golf Club formed in 1894, and its clubhouse sits right beside the first tee and the 18th green, so a round begins and ends at the door of the women whose game the course was designed to suit. There is something touching in that geography. The big course gathers the fame. This one gathers the arrivals and the homecomings. At 4,500 yards, Annesley looks modest on the card, and that is exactly where it hides its challenge. Length is not the question here. Accuracy is. The wee course offers a unique test of accuracy and precision, and it asks players different questions than its big brother does. It rewards a ball that lands where it was meant to land, a swing that values placement over power. A round here feels less like a battle than a series of precise little conversations with the ground. In 2015, Mackenzie and Ebert redesigned the course, and they did something both practical and bold. Holes on the flatter western side of the property were given over to a driving range, and three new holes were added, all of them playing around the largest dune on the property. They are the most dramatic holes on the course, spectacular holes overlooking the sea, circling that great mound of sand. For a course so often thought of as small, it was a gift of sudden scale, a stretch where the wee course looks every bit as wild as its brother. Near the finish there is a curious trace of an older arrangement. Today's 17th green was originally the green of a par 3 that played from another direction. Built to receive a shot from somewhere else, it does not always welcome the one it gets now, and from the left side of the fairway certain pin positions turn very tricky. It is the kind of quirk only a reshaped old course can carry, a green still faintly facing its past. That is Annesley in miniature: a ladies' course on the Warren, bearing the name of the estate that granted the land, refreshed around the largest dune on the property, and holding its history in the angle of a single green. It is a round no visitor to Royal County Down should miss.