Nepal is the heavenly destination in the planet owning the best trekking routes and options. It is blessed with natural and cultural wealth offering diverse topography, plenty endangered species of flora and fauna, local cultures and religions. Thousands of the adventure lovers every year visit Nepal for trekking, tours, hiking, peak climbing, mountaineering, rafting, mountain flight, paragliding, jungle safari, sightseeing, volunteering and cultural activity. It is the country of the birth place of the light of Asia - Lord Buddha and country of Himalayas having the world's tallest mountain Everest.
Trekking in Nepal is the most popular activity with the diverse option for trekkers to have walking holidays. Although Nepal is a small beautiful majestic country in the map but it hosts eight of the world's highest mountains containing the top of the world Mount Everest. The seasonal trekkers and adventure lovers may catch the best time for trekking to Everest, Annapurna, Langtang, Manaslu, Jomsom-Muktinath, Kanchenjunga, Mustang and makalu range of white himalayas. It is the best experience for walking in himalays that gives you natural therapy for the body both physically and mentally healthiness. Trekkers can have the unique experiences along the well-marked trekking paths discovering the local villages with opportunities to rest and recover in tea houses exploring peoples real lifestyle, culture and customs, diverse languages and festivals, rituals and rites. Treks in Nepal follows the country roads, river banks, valleys, terraces and forests withe the panoramic views of himalayas. The seasonal popular trekking trails in nepal are everest base camp trek, annapurna base camp trek, gokyo lake and kalapathar trek, annapurna circuit trek, ghorepani poon hill trek, langtang valley trek, gosainkunda and helambu trek, jomsom muktinath trek, manaslu circuit trek and upper mustang trek. Trekking company manages the package program for trekking in Nepal for you. Trekking in Nepal gives you cultural, religion, historical, geographical and anthropological views of the life.
Almost two thirds of trekkers make the Annapurna Region Trek, noth of the beautiful touring destination and city of lakes Pokhara, with the panoramic and spectacular scenery. The Everest region is east of the country passing through Lukla Airport and Namche Bazar the gateway to it. Another popular trail near to the capital city kathmandu is langtang helambu gosainkuda region which is popular because of the sacred lakes gosainkuda and exciting areas. Trekking to the Himalayas you can walk throughout the year, however depending upon the region and trail trek that you choose, the suitable seasons are the March to May in spring and October to December in autumn is the best time. The classic trails are popular in Nepal because they offer close up views of the mountains that you really prefer. 
According to your budget and difficulty of the trek you can hire your own trekking guide or porter who makes your trail safer and convinient. Registered trekking agencies arranges trekking guide and permit for you. All the trekking gear, food, fuel and necessary good are carried by porters that you hire, you only need to carry a small bag as your requirement. Government officials at the check points and parks can check your permits at any time. Permits in Annapurna, Khumbu and Langtang/Helambu region treks repuire national entry fees and a TIMS (Trekker Information Management System) card. There are two types of TIMS cards: green for independent trekkers and it charge Nepalese Rupees 2,000 and blue for trekkers with a guide and it charges Nepalese Rupees 1,000. Additional documents you need to bring is the insurance documents and passport sized photographs for the applying for TIMS. Trekking in restricted areas you require only Trekking Permits that you will be provided by your trekking agency. The accommodation during your trekking is basically Tea House (lodge) and Camping.
Trekking itineraries can be changeable as per your requirement and can be customized based on your desire.