Mount William is located in the Western Highlands Province, approximately 75 kilometers from Mount Hagen. It is the highest peak in Papua New Guinea and the Pacific region, standing at 4,509 meters above sea level, and marks the junction of three provinces. The hiking route begins from Keglsugl Village, traversing misty rainforests and alpine meadows, with an overnight stay at the Twin Lakes Campsite, taking two to three days in total. From the summit, one can overlook the Waghi River Valley and the surrounding mountain ranges, with stunning sunrise views. The mountainous climate is unpredictable, so proper cold-weather and rain gear is essential. It is recommended to hire a local guide or travel in a group for safety. The best climbing season is from May to October during the dry season, when the weather is stable. Its breathtaking scenery and challenging terrain make Mount William a must-visit destination for adventure and photography enthusiasts.