They call it the Annapurna Marathon in short and the Annapurna Maurice Herzog Harka Gurung Marathon in long. Certainly not to be confused with the Annapurna 100.
Starting from the magnificent Annapurna Basecamp, it looks like a thumping, 42 kms of super downhill racing to Dhampus.
Entry fee and trek to the start is US$ 1,450 per person. Learn more by downloading the info PDF or on the website: