Guadalcanal (/ˌɡwɑːdəlkəˈnæl/; indigenous name: Isatabu) is the principal island in Guadalcanal Province of Solomon Islands, located in the southwestern Pacific Ocean, northeast of Australia. It is the largest island in the Solomons by area and the second-largest by population (after Malaita). The island is mainly covered in dense tropical rainforest and has a mountainous hinterland. Honiara is the largest city of Guadalcanal and the capital of Solomon Islands.
Guadalcanal is the largest island in Solomon Islands, with a total land area of 5,302 km2 (2,047 sq mi), and has a population of 155,605 people, making it the second-most populous island in the country after Malaita. Mount Popomanaseu is the island’s highest point and the highest in Solomon Islands, with an elevation of 7,661 ft (2,335 m) above sea level. The Mbokokimbo River is the island’s longest river, with a total length of 98.7 km (61.3 mi).