 Also, because the entire area is inhabited, trekking in the region offers unique cultural exposure and experience.Trekkers are required to purchase a special permit for trekking from the Nepal Immigration Office, with the permit generally being valid for ten days.In October 2014, at least 43 people were killed, and some 175 injured, as a result of snowstorms and avalanches on and around Annapurna, including trekkers from Nepal, Israel, Canada, India, Slovakia and Poland.