Sri Lanka is a diverse, tropical island nation in the Indian Ocean, southwest of the Bay of Bengal, known as the “resplendent island” or formerly Ceylon. It is a democratic republic with a population of 22 million, featuring a rich culture, stunning biodiversity, and a economy based on agriculture, tourism, and tea. Best visited from December to April, the country offers unique wildlife, ancient ruins, and tropical beaches, though travelers should respect conservative dress codes and plan for slow, scenic travel.