It connects several major cities and is vital for the movement of people and goods between the populous Highlands region and the coast .
The Highlands Highway , sometimes known as the Okuk Highway , is the main land highway in Papua New Guinea .
Highlands Highway connects several major cities and is vital for the movement of people and goods between the populous Okuk Highway region and the coast .
The Highlands Highway , sometimes known as the Okuk Highway , is the main land highway in Papua New Guinea .