Point-to-point hike in the Enipeas gorge on Mount Olympus, from Prionia (1,100 m) along the Enipeas river through dense beech, fir and plane forest, over wooden bridges and past waterfalls and natural pools. Highlights are the Cave of Agios Dionysios and the double waterfall of the Enipeas; the route, mostly downhill, ends at the Stavros refuge. 11 km, +430 m / -570 m, 4.5-5 hours, difficulty 2.5/5; good fitness and experience of long hikes needed; ages 12+ with a guardian. Coach leaves 07:30 from Kaftanzoglio Stadium and 07:50 from One Salonica (lower parking, Stathmou St traffic light), arrival at Prionia 10:15, hike 10:30-15:00, free time in Litochoro 15:30-17:00, back at One Salonica 18:15 and Kaftanzoglio 18:30. €25 by coach; no own-car option because the route starts and ends in different places. Led by mountain guides (TEFAA graduates) with international first-aid certification; first-aid kit, radios, photos and video, VAT included. Free cancellation with full refund up to 48 hours before departure; full refund if the trip is cancelled or postponed for weather. Book on discovery-trail.gr; payment by IRIS or bank transfer. Contact: +30 698 697 4647 (Leonidas), +30 694 518 0393 (Dimitris), discoverytrailinfo@gmail.com.