I am the official currency of a country that is home to one of the world's largest active volcanoes. My banknotes often feature images of historical figures and national symbols, reflecting a rich cultural heritage. My value has experienced fluctuations due to economic and political factors, but I remain a significant part of my nation's identity. Also, this country has unique wildlife, such as Komodo dragons.

1. The country is located in Southeast Asia.
2. The currency's name is derived from a historical term for the area.
3. The currency is not pegged to any other currency.
4. The country is an archipelago.