From the north end of Livadi (1,180 m) up the bare ridge of Mount Titaros to Sapka summit, with views of the west side of Olympus; out-and-back or a loop of the same length depending on the weather. A second group walks an easier 7 km (+200 m, 1+/2 of 5, ages 11+). Free time in Livadi afterwards. You can also join by car (meet 10:00). Main route ages 14+ with a parent. Book via the form on the trip page, info@greenoliver.gr or 2310 283534 / 6977 212892 (weekdays 10:00-18:00); places are confirmed by the office before payment.