The front depicts a Victoria crowned pigeon (Goura victoria) is a large pigeon native to the tropical rainforests of New Guinea, recognized for its crown of erect feathers and blue-gray plumage with burgundy accents. Measuring up to 74 cm and weighing between 2.5 and 3.5 kg, it is mainly frugivorous. Classified as vulnerable by the IUCN due to habitat destruction and hunting, it benefits from conservation programs in captivity. Named in honor of Queen Victoria, this bird makes distinctive low-pitched sounds and is often seen and photographed in zoos and nature reserves.
The reverse side shows the Asahan Dam, also known as the Siguragura Dam, is a concrete multi-arch dam located on the Asahan River in North Sumatra Province, Indonesia. Built primarily for hydroelectric power generation, it supplies the Siguragura power station, a major source of energy for the region, particularly for local industry, notably aluminum. The combined capacity of the Asahan River hydroelectric power stations, also including the Tangga power station, is approximately 600 MW, making the dam a crucial pillar of the local energy infrastructure.
