When to visit Lake Titicaca?

Three main formulas from Puno. Half-day Uros (7am or 2pm departure, €30-50/person, 30 min by boat to floating islands, construction demonstration, hut visit, traditional balsa navigation, return 12pm or 6pm) — the most accessible but experience sometimes judged commercialized. Full day Uros + Taquile (€50-80/person, 7am-5pm, Uros in the morning, Taquile in the afternoon with lunch on the island, UNESCO 2008 weaving demonstrations, walk in traditional village) — best compromise for 1-day visit. 2-day/1-night Uros + Amantani + Taquile (€90-130/person, most immersive formula, homestay at Amantani with Quechua family, traditional costumed evening, sunrise on the island, Taquile day 2) — the deepest experience, recommended for travellers open to basic homestay.

From Arequipa: long-distance Cruz del Sur or Oltursa bus 6h (€30-50), spectacular altiplano crossing (Andean lagoons, wild vicuñas). Prefer daytime departures for landscapes. Alternative: Arequipa-Juliaca flight 30 min (€60-130, 60 km from Puno), little useful given road quality. From Cusco: Cruz del Sur bus 6-8h (€40-60), spectacular Andean road via La Raya 4,313 m (pass, photo stop). Alternative: Belmond Andean Explorer train (luxury rail cruise with sleeper cabins, €600-1,000/person, 2x/week) or PeruRail Titicaca (Pullman €250-350). From Lima: direct Lima-Juliaca flight 1h45 (LATAM, Sky, €80-180 return), then 30-40 min Juliaca-Puno taxi. Lima-Puno bus (22-24h) too long. From La Paz (Bolivia): Yunguyo-Puno bus 3-4h (€15-25), 30-60 min border formalities.

Yes, strongly recommended for travellers open to cultural experience. Amantani homestay (island 40 km from Puno, 3h speedboat) is Titicaca's most immersive experience — you're hosted by a Quechua family, share meals (simple cuisine: quinoa soup, potatoes, local cheese, mate de coca), participate in traditional costumed evening (the family lends you Andean costume to dance to the sound of charango and quena in the community house). Conditions: simple room (1-2 beds, sometimes cemented floor), no heating (nights -5 °C in June-August, blankets provided but bring down jacket), basic toilets (sometimes dry, little intimacy), no 24/7 electricity (evening generator, single bulb), cold showers. The experience is unforgettable and deeply human. Included in 2-day/1-night formula €90-130/person (including transport + meals + homestay + guide).

Puno-Titicaca is at 3,812 m — one of the world's highest major tourist destinations. Altitude sickness (soroche) affects 30-50% of travellers coming directly from Lima or Arequipa without prior acclimatization. Symptoms: headaches, nausea, insomnia, breathlessness on effort, dizziness. Essential precautions: mandatory prior acclimatization (ideal: Lima → Arequipa 2,335 m 2 nights → Colca 3,800 m 2 nights → Puno 3,812 m 2 nights → Cusco 3,400 m), abundant hydration (3 L water/day, air is very dry), ubiquitous and effective mate de coca (4-5 cups/day), avoid alcohol and tobacco first days, avoid physical efforts (climbing Pachatata 4,200 m sacred peaks testing), eat light. For sensitive travellers, consult your doctor before departure — Diamox (acetazolamide) can be prescribed preventively (start 24h before altitude arrival). Warm clothes essential (-5 °C nights).

Two major traditional festivals. Fiesta de la Virgen de la Candelaria at Puno (2-18 February, UNESCO intangible heritage 2014) — it's one of South America's largest religious festivals, mixing Catholicism and Aymara/Quechua traditions. 150,000+ participants in traditional costumes (up to 80 different dance ensembles), 200+ orchestras, processions, dances (the 'Diablada' with its devil masks is emblematic), masses, banquets, for 18 days. Book your hotel 4-6 months ahead, saturated but unforgettable atmosphere. Coincides with Andean wet season. Local Inti Raymi at Puno (5 November, modern recreation of Manco Cápac and Mama Ocllo's emergence from Lake Titicaca to found Cusco according to Inca mythology — ceremony on the shore, traditional dances, more local and accessible atmosphere than Cusco's Inti Raymi). Puno Carnival (February, water and flour, festive atmosphere). Puno anniversary (4 November).