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The churning lava lake of Erta Ale glowing against the subterranean rift night.

Route 009Afar Depression13°36′N 040°40′E

Danakil: Hydrothermal Rift & Lava Lake

The hottest inhabited crucible on Earth. Acid sulfur chimneys, hyper-saline salt flats, and an active basaltic caldera.

UnverifiedRoute details not yet confirmed by field review

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Ledger · The numbers that decide it

Medevac window
48 h
Stated evacuation delay
Isolation
Extreme
Medical screening required
Price
$7,500
Full route price
Deposit
$2,200
Only after approval
Duration
10 days
4 of 10 days published
Team cap
6
Explorers per departure
Route context · Reference imagery

Terrain reference

Illustrative reference
Illustrative landscape reference for Danakil: Hydrothermal Rift & Lava Lake; not route documentation.
Route reference · Route 009613 m

Illustrative landscape reference for Danakil: Hydrothermal Rift & Lava Lake; not route documentation.

Source: Unsplash reference imagery
Illustrative landscape reference for Danakil: Hydrothermal Rift & Lava Lake; not route documentation.
geology reference

Illustrative landscape reference for Danakil: Hydrothermal Rift & Lava Lake; not route documentation.

Illustrative landscape reference for Danakil: Hydrothermal Rift & Lava Lake; not route documentation.
hazard reference

Illustrative landscape reference for Danakil: Hydrothermal Rift & Lava Lake; not route documentation.

Illustrative landscape reference for Danakil: Hydrothermal Rift & Lava Lake; not route documentation.
camp reference605 m

Illustrative landscape reference for Danakil: Hydrothermal Rift & Lava Lake; not route documentation.

Illustrative landscape reference for Danakil: Hydrothermal Rift & Lava Lake; not route documentation.
atmosphere reference-115 m

Illustrative landscape reference for Danakil: Hydrothermal Rift & Lava Lake; not route documentation.

Open any image to inspect the illustrative reference
IMAGE TYPE: LANDSCAPE REFERENCENOT FIELD-DOCUMENTED ROUTE EVIDENCE

PlotRoute overview

Where the route goes

Semera Staging → Lake Afrera Salt Works → Erta Ale Volcano Caldera → Dallol Sulfur Acid Terraces → Lake Karum Salt Caravans → Mekele Extraction.

Highest waypoint
613 m · Erta Ale Caldera Rim
As the crow flies
290 km

Waypoints are approximate and joined with straight lines. This is not a navigation track.

Route 009 · Operations Console

Expedition Operations Console
Target Waypoint · Day 01
Semera Base
11.79°N·41.01°E
Elevation
430 M
≈ 1,411 ft ASL
Effective O₂
95%
Nominal Pressure
Gradient
Base / Flat
Traverse
Medevac Status:Est. 48h Evac Window
Hazards:Heat exhaustion onsetCivil conflict perimeter zone
Timeline:
12°N13°N14°N40°E42°ED01 · 430 MSemera BaseD02 · -102 MLake Afrera BasinD03 · 613 MErta Ale Caldera RimD04 · -125 MDallol Geothermal Crater100 KMN
Telemetry Hash: Route 009-END-O2_95-17.5KG
Interactive waypoint telemetry HUD and operations console for Danakil: Hydrothermal Rift & Lava Lake.

LogDay by day

Waypoints, distances and the hazards we already know about.

  1. Day 01

    Semera Staging & Afar Tribal Protocol

    Semera Base · 430 m

    Acclimatization to Afar hyper-arid heat, security rendezvous with armed Afar scouts, satellite communication check, and convoy staging.

    Distance
    10 km
    Elevation gain
    +50 m
    Night
    Expedition base

    Known hazards

    • Heat exhaustion onset
    • Civil conflict perimeter zone

  2. Day 02

    Descent into the Great Salt Depression

    Lake Afrera Basin · -102 m

    Convoy transit beneath sea level across the blinding white crust of Lake Afrera. Testing soil surface integrity over boiling thermal brine.

    Distance
    25 km
    Elevation gain
    +0 m
    Night
    Tent

    Known hazards

    • Hyper-saline dehydration
    • Thermal crust collapse
    • Corrosive dust

  3. Day 03

    Night Ascent to Erta Ale Lava Lake

    Erta Ale Caldera Rim · 613 m

    Trek over sharp pahoehoe basalt under darkness to avoid daytime heat. Ascending to the rim of Erta Ale's legendary churning lava lake.

    Distance
    15 km
    Elevation gain
    +715 m
    Night
    Tent

    Known hazards

    • Toxic sulfur gas plumes
    • Volcanic bomb ejection
    • Basalt collapse

  4. Day 04

    Dallol Acid Chimneys & Hydrothermal Fumaroles

    Dallol Geothermal Crater · -125 m

    Trek through the neon green and sulfur yellow hydrothermal chimneys of Dallol. Mandatory multigas respirator protocols due to sulfur dioxide venting.

    Distance
    12 km
    Elevation gain
    +0 m
    Night
    Tent

    Known hazards

    • Severe chemical burns
    • Chlorine and sulfur dioxide spikes
    • Extreme heat index >48°C

  5. Days 5–10 are not yet published.

    They are withheld until the full route passes field and safety review. You will see every day before you are asked for a deposit.

PrerequisitePhysical demand

What this route asks of your body.

Demonstrated capability to march 8 hours daily in sustained temperatures exceeding 45°C (113°F) across sharp salt crusts and broken lava slabs.

A medical screening is required before approval.

Mandatory gear you bring

  • Full-face acid vapor respirator (multigas/sulfur filter)
  • Hydration system with electrolyte reserve (10L capacity)
  • Extreme UV/thermal barrier clothing (UPF 50+)
  • Thermal infrared surface thermometer
  • Satellite distress beacon (Iridium Extreme)

Included

  • Armed Afar regional police escort and tribal liaison permits
  • Modified air-conditioned 4x4 expedition logistics vehicles with high-clearance sand tyres
  • Full satellite medical monitoring and medevac flight staging coverage
  • Field water purification and bulk electrolytic hydration supplies

Not included

  • International flights to Addis Ababa / Semera
  • Personal military-grade full-face respirator and filters
  • Extreme heat evacuation insurance rider

Route 009Application

Ready to stand at Point Zero?

Applications go through medical review and an interview. No deposit until you are approved.

Start your application