Annapurna Base camp trek is short trek within Annapurna conservation Project (ACAP), country's largest area covering conservation area.  ABC trek is one of the most popular treks in Nepal suiting to both short and loner duration of trekking.   ABC trek will give you very special trekking experience as you are doing little bit of everything. . Annapurna Base Camp trek can be started from Nayapul or Hemja.