Jayapura, Papua, April 29 -- Jayapura City in Papua Province is one of the regions of the Unitary State of the Republic of Indonesia that directly borders with the country of Papua New Guinea (PNG).

To mark the RI-PNG border, boundaries were built both on land and at sea, which can be seen in the form of monuments.

There are two monuments built in Jayapura City. The land monument, or National Border Post (PLBN), is located in Skouw, Muara Tami Sub-district, while the sea monument, or sea Cross-Border Post (PLB), is located in Hamadi, South Jayapura Sub-district.

The location makes Jayapura open to citizens from both countries, especially for trading activities at local traditional markets, thereby increasing susceptibility to the pract...