What is Competitive Trail Riding Competitive Trail Riding (CTR) is one of three Long Distance Riding disciplines, which also include Endurance Riding and Ride & Tie. Endurance Riding is actually a race against time with distances of 25, 50, 75 or 100 miles. Ride & Tie is popular in eastern Canada and the US and involves one horse and two runners. In Competitive Trail Riding, the objective is to ...