The Solomon Islands, an archipelago nation in Melanesia, Oceania, is composed of six major islands and over 900 smaller islands. It is strategically located to the northeast of Australia, bordered by Papua New Guinea to the west and Vanuatu and Fiji to the southeast. The nation's geography is characterized by a mix of volcanic and coral formations, supporting diverse ecosystems. The capital and largest urban center, Honiara, is situated on the largest island, Guadalcanal. The country's population is estimated to be around 686,878 people, and its total area spans 28,896 square kilometers.