Serengeti National Park

Best for: The Great Migration, big cats year round, iconic savannahs.
When: Jan–Mar (calving in Ndutu), Jun–Jul (Western Corridor/Grumeti), Jul–Oct (Northern/Mara crossings), Nov–Dec (moving south).
Fly time from Zanzibar: ~2–3.5 hrs total (often via Arusha/Kilimanjaro).
Signature experiences: Full day game drives, hot air ballooning, predator tracking, mobile camps that follow the herds.
Ideal length: 3–6 nights, split by region in peak months.