The country known for having over 20,000 islands is Indonesia. It is the largest archipelagic nation in the world, with a total of around 17,508 islands, of which about 6,000 are inhabited. This geographic diversity contributes to Indonesia's rich cultural heritage and biodiversity, featuring numerous languages, ethnic groups, and ecosystems, from tropical rainforests to volcanic landscapes. Indonesia's islands are major tourist destinations, known for their stunning beaches, jungles, and vibrant cultures, notably on well-known islands like Bali and Java.