Tuesday-evening hike in the Seich Sou forest under the November full moon (the Beaver Moon), with live observation of the Moon through a Seestar S30 Pro smart telescope. Each participant receives a digital photo of the full moon taken that evening; there are also astronomy stories, ambient music and a hot drink. If the sky is cloudy the programme is adapted. Programme: meet 17:00 at Hotel Philippion (Seich Sou), start of the hike 17:15, moon observation, stories and hot drink 18:15, return through the forest 19:30, end 20:00. Traverse route, 5 km, +140 m, about 2.5 hours with stops; organizer grade 1+/5, basic fitness. Ages 18 and over. Reach the meeting point by your own car. Mandatory: a headlamp (not a handheld torch; one can be rented for €3 on the registration form). Bring sports shoes, long trousers, a jacket and warm clothes (evenings are cool), a backpack of up to 30 litres with 1.5 litres of water, snacks, a change of clothes, a rain jacket, tissues and a rubbish bag; a whistle is optional. Price includes guiding by sports-science (TEFAA) graduates, first-aid kit, organisation, an introduction to astronomy and the full-moon evening, the live telescope observation, the digital moon photo and VAT. To book: pay the full amount by bank deposit (bank details in the organizer's post), then fill in the registration form choosing «Beaver's Moon 24/11». Places are limited; if you register 1-2 days before, email the organizer first to check availability. Organizer: Hikers | Outdoor Activities & Mountain Skills (GEMI 168912706000), facebook.com/hikersthessaloniki, instagram @hikers_thessaloniki.