Markham Valley is a remote and pristine river valley in Morobe Province, Papua New Guinea, characterized by dense tropical rainforest, rugged terrain, and minimal infrastructure. It is one of the least-explored regions in Papua New Guinea, offering authentic encounters with indigenous communities and untouched wilderness. The valley is home to diverse wildlife and provides a rare glimpse into traditional highland life virtually unchanged by modernity.
For the intrepid explorer seeking genuine off-the-beaten-path adventure in one of the world's most remote and biodiverse regions. The Markham Valley offers unparalleled opportunities for wildlife spotting, cultural immersion, and experiencing pristine rainforest ecosystems.
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Check live entry documents and quarantine rules for Papua New Guinea.
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Guide required, costs vary by group size
Time
Full day
Cost
PGK 500*–PGK1.5k*
Effort
Hard
Local canoe and guide rental
Time
Half day
Cost
PGK 300*–PGK 800*
Effort
Moderate
Community guide and local permission required
Time
Half day
Cost
PGK 200*–PGK 500*
Effort
Easy
Expert naturalist guide essential
Time
Full day
Cost
PGK 600*–PGK1.2k*
Effort
Hard
Support local artisans
Time
Half day
Cost
PGK 150*–PGK 400*
Effort
Easy
This destination has a temperate climate with temperatures ranging from 14°C to 22°C annually. Avoid travel in Jan, Feb, Mar, Apr, Dec due to heavy rainfall.
⚠️ Avoid travelling in Jan, Feb, Mar, Apr, Dec due to extreme conditions.
Climate averages based on 10-year historical data · Open-Meteo
Pleasant weather, lighter crowds — the sweet spot.
Busiest months — book stays & transport early.
Quietest window with the lowest prices.
From Lae, travel inland via the Highlands Highway towards Goroka. Access to Markham Valley typically requires hiring a local guide and using 4x4 vehicles or boats along the Markham River.