Sagarmatha Zone
Sagarmāthā Zone took its name from the Nepalese name for Mount Everest, which is located in the very north of the zone within the Sagarmatha National Park (1,148 km²) in the Solu Khumbu district. Sagarmāthā means "the Head in the Great Blue Sky".List of districts of Nepal
Baburam Acharya
In his another book "China, Tibet and Nepal" Baburam wrote: "The name Sagarmatha already existed; I only discovered it; it is not that I christened the mountain with a new name."