Lake Natron & Ol Doinyo Lengai · 2 Days

2-Day Lake Natron & Ol Doinyo Lengai Hike

Flamingo Lake and the Mountain of God
From$550 pp
Lesser Flamingos of Lake Natron
Sunrise Volcano Climb
Waterfall Hike & Maasai Culture
Start/End: Arusha·2 Days / 1 Night·Challenging night climb

A 2-day trip from Arusha to Lake Natron and Ol Doinyo Lengai: flamingos, the Ngare Sero waterfall walk and a night climb of the Maasai "Mountain of God" with a local mountain guide.

North of the Ngorongoro highlands, the Rift Valley drops to Lake Natron, a shallow soda lake that is the main breeding ground for East Africa's lesser flamingos. Above it rises Ol Doinyo Lengai, the Maasai "Mountain of God" and the only active volcano in the world that erupts carbonatite lava. In just two days you get the essentials: the Ngare Sero waterfall and the flamingos on the first afternoon, then a night climb to watch the sun rise over the Rift Valley from the volcano's rim before driving back to Arusha.

Lesser flamingos gathered in the shallows of a soda lake
Lesser flamingos gather in the shallows of Lake Natron, their main breeding ground in East Africa.

Highlights

  • Flamingos on the shores of Lake Natron
  • Hike and swim at the Ngare Sero waterfall
  • Night climb of Ol Doinyo Lengai for sunrise at the rim
  • Visit a Maasai village with a local guide
  • Remote Rift Valley landscapes far from the busy parks
Lake Natron

Your driver-guide collects you in Arusha in the early morning. You drive west to Mto wa Mbu, then north along the Rift Valley escarpment through Maasai country to Lake Natron, about 4–5 hours with stops, the last part on rough roads. After lunch at the camp, a local Maasai guide leads you up the Ngare Sero gorge to its waterfall, wading through the stream between steep rock walls; you can cool off in the pools. In the late afternoon you walk out towards the lakeshore to see the flamingos as the sun sets behind the escarpment.

Meals: Lunch, Dinner. Overnight: tented camp at Lake Natron.

Ol Doinyo Lengai

You start the climb of Ol Doinyo Lengai in the early hours with your mountain guide, reaching the crater rim for sunrise after about 5–6 hours of steep climbing on loose ash. After the descent you have breakfast and a rest at camp, visit a nearby Maasai village, and then drive back to Arusha, arriving in the evening.

Meals: Breakfast, Lunch.

The deep summit crater of Ol Doinyo Lengai seen from the rim, with steam rising
The summit crater of Ol Doinyo Lengai, seen from the rim at the end of the night climb.
The Ol Doinyo Lengai climb is one of the toughest one-day climbs in East Africa: steep, loose and hot once the sun is up, with the whole outing taking around 12 hours. It suits fit, experienced walkers only. Your mountain guide decides on the day whether it is safe to continue, as conditions on an active volcano can change. If you prefer not to climb, you can stay at the lake and enjoy a relaxed morning instead.

Price Per Person, By Group Size

Option1 Guest2 Guests3 Guests4 Guests5 Guests6 Guests
2 Days1 night · climb on Day 2$1,500$850$720$620$580$550

Price per person in US dollars. Groups of 7 or more receive a personal quote on request.

Please note: the climb is for fit walkers aged 16 and over, and is not suitable for people with heart, knee or back problems, vertigo or during pregnancy. Reaching the summit is not guaranteed: your Maasai guide may stop or shorten the climb because of weather, safety or volcanic activity, and the unused part is not refunded. Park, village and government fees are included at the rates in force when you book; if the authorities raise them afterwards, we may pass on the difference.

Includes

  • Private 4x4 Land Cruiser safari vehicle
  • Professional English-speaking driver-guide
  • Ol Doinyo Lengai climbing permit, with the compulsory local Maasai mountain guide
  • All Lake Natron area fees: district entry fee, wildlife authority (TAWA) daily and overnight fees, and the community fee for the waterfall, flamingo and footprints walks
  • Maasai village visit
  • Accommodation in a tented camp at Lake Natron
  • Meals as listed in the itinerary
  • Drinking water throughout
  • Hotel pickup and drop-off in Arusha

Excludes

  • International flights
  • Tanzania visa fees
  • Travel insurance
  • Tips for the driver-guide and the Maasai mountain guide
  • Porters on the climb (can be arranged locally)
  • Personal climbing gear: headlamp, hiking boots, warm layers and walking poles
  • Drinks, laundry and personal expenses
  • Tanzania's compulsory inbound travel insurance for foreign visitors (44 US dollars per person, from 1 October 2026)
  • Any government increase in park fees or taxes after booking

What to Bring for the Climb

  • Sturdy hiking boots and gaiters
  • Headlamp with spare batteries
  • At least 3 litres of water
  • Warm layer for the summit, sun protection for the descent
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