Two-day introduction to the Wanderlust Peaks Project in mountainous Nafpaktia: two summit hikes from the Grammeni Oxia mountain refuge, the base for the weekend, with one night in the refuge. Saturday 19 December: coach from Athens to the refuge, then route A to the summit of Portokali and back to the refuge: 7.3 km, +410 m / −410 m, grade Β, about 3:00 net walking time (3:45 including stops). Sunday 20 December: route B from the refuge to the summit of Sarantaina and back: 7.6 km, +450 m (460 m in the organizer's info table), grade Β, about 5 hours including stops; then return to Athens by coach (event end 21:00). Both routes are out-and-back. No previous Peaks Project needed, but previous hiking experience and good fitness are required for two consecutive days of hiking. Overnight in bunks in a shared dormitory; the refuge has heating, pillows and extra blankets; a personal sleeping bag is mandatory. The refuge has a fully equipped kitchen for self-catering; meals from nearby restaurants and breakfast can be ordered at extra cost (options and prices announced before the trip). Maximum 29 participants with three leaders. Gear: mountain boots in good condition, hiking poles, waterproof jacket and trousers (at least 10,000 mm), warm layers, hat and gloves, backpack with water and snacks, head torch with spare batteries, sleeping bag, change of clothes, dry socks and clean shoes, personal medication; the final gear list is sent a week before, and extra winter gear may be required. December conditions can change quickly and snow or ice may affect difficulty and duration; the leaders may modify, shorten, postpone or replace a route, and reaching the summits depends on conditions. Booking: €100 deposit within 2 days of the registration confirmation email (send proof of payment), balance of €110 by 6 December 2026. The organizer's cancellation policy for trips with one or more overnight stays applies. Meeting on Saturday 19 December at 06:40 at Agios Antonios metro station; departure strictly at 07:00; intermediate pick-ups at former Renault, Kalyftaki and Agios Stefanos. Programme, gear and weather details are sent via the group's Viber chat (or email) a week before. Included: coach Athens–Grammeni Oxia refuge–Athens, one night at the refuge (bunks, shared dormitory), organisation and guiding of both routes by the Wanderlust team, first-aid kit carried by the leaders. Not included: meals and breakfast, drinks and personal expenses, personal hiking gear and sleeping bag. The map pin is the organizer's Grammeni Oxia location (start and finish of both routes at the refuge). Contact: 693 157 8969, info@wanderlustactivities.gr.