Nepal is one of beautiful countries in the world in terms of bio-diversity due to its unique geographical position and altitude variation .The elevation of country ranges from 60 meter above sea level to the highest point on the earth, Mt.Everest, at 8848 m - all within a distance of 150 km resulting in climatic condition from sub tropical to high alpine zone and covering an area of 1,47,181 sq.km.
Sagarmatha( Everest) national park, spread across an area of 1148 sq.km of Khumbu region from Manjo 2850m to 8848m, was established in 1976 to conserved the nature, culture and diversity of region. Traditionally, Sherpa people have lived in the Khumbu region and are involved in the tourism business, mountaineering, trade, agriculture labor and animal husbandry. There are several old monasteries, chortens, mani walls, and other religious monuments along the trail and magnificent view of the Himalayas around you.
Trekking options in the region are many and includes the much-desired Everest base camp, Annapurna Circuit, Annapurna Base Camp and Mustang treks. Other trails are:
Gokyo Valley trek
Tengboche trek
Three passes trek in the Everest region
Ghorepani- Poon hill trek
Ghaandruk trek
Mardi Hiaml trek (newly opened)
Sikles Ghale kharka trek
Nar Pho trek
Manang Tilicho lake trek
omsom Muktinath trek
Langtang trek
Tamang heritage trail
Gosaikunda trek and Helambu trek in Langtang region
Manaslu-Larke pass and Tsum valley trek in Manaslu region
Lower Dolpo trek
Rara lake trek and Khaptad trek to far west in Nepal.
Near the Kathmandu Valley, you can take a fairly easy and short trek around the rim of the valley.