The Annapurna Circuit Trek, one of the world's most popular treks, spans 250 km and features the Thorung La Pass, the highest point at 5,416 meters. This trek offers stunning mountain scenery, cultural experiences with diverse ethnic groups, and does not require extensive climbing experience. The itinerary includes various trekking stages starting from Besisahar and concluding with a trip back to Kathmandu, with costs for solo and group trekkers specified.