Indonesia is a group of islands countries rivers peniusleans

and mountains located in Southeast Asia. It is the world's largest island country, with over 17,000 islands, including Java, Sumatra, Borneo, and Sulawesi. Indonesia is known for its rich biodiversity, vibrant culture, and stunning landscapes, including tropical rainforests, volcanoes, and beaches.

Some of the major rivers in Indonesia include the Kapuas River, the Musi River, and the Mahakam River. These rivers are important for transportation, irrigation, and fishing.

Indonesia is also home to several mountain ranges, including the volcanic peaks of Mount Merapi, Mount Bromo, and Mount Rinjani. These mountains provide breathtaking views and opportunities for hiking and mountaineering.

Overall, Indonesia's diverse geography, with its islands, rivers, peninsulas, and mountains, makes it a fascinating and beautiful country to explore.