Festivals in Nepal begin with religion, ending as social event. There are more than 50 major festivals in a year celebrated by Nepalese. Although most of these festivals are religious some have historical significance, while others are seasonal and legendary celebrations. The dates of most festivals are fixed by famous astrologers after consulting the lunar calendar. The biggest and most popular festivals are: Dashain, a celebration of Goddess Durga victory over evil Mahisashur; and Tihar, a celebration of lights dedicated to Goddess Lakshmi.
It is not hard to catch colorful processions in different streets of the Valley almost every other day of the week. Cultural acts of dances and songs are integral parts of some celebrations while some celebrations are just quiet family gatherings. Grand celebrations like Ghode Jatra and Gai Jatra entertain participantsand spectators every year.
The rich cultural heritage of Nepal is best expressed in the many large and small festivals that occur throughout the year Though the Nepalese have diverse beliefs and ethnic backgrounds. all unite in the celebration of the year's major festivals. There are many kinds of festivals, some honour certain Hindu and Buddhist gods or goddesses, some recreate important events from ancient mythology and epic literature. some herald the seasons or mark important times in the agricultural calendar and others propitiate the minor that populate the spirit world of the country. Festivals as Dashain and Tihar are of national significance; such as Bisket or Red Machchhendranath Jatra, belong to the traditions of the old Valley towns and still others, such as Mani Rimdu, are celebrated only in a particular countryside community. It has been said that 'in Nepal. ?every other building is a temple and every other day is a festival." Whatever time on visits Nepal, there is certain to be a colourful and rewarding festive experience.
The Major Festival Trekking in Nepal's are
Mani Rimdu Trek is one of the most fascinating High Himalayan Buddhist festivals observed every year, usually in November (date fixed by lunar calendar). Tengboche, the world's highest monastery located in Solu Khumbu district of Nepal,
The Tiji festival is a three-day ritual known as "The chasing of the Demons", centered on the Tiji myth celebrated in Mustang, Nepal. Tiji tells the story of a deity named Dorje Jono who must battle against his demon father to save the Kingdom of Mustang from destruction.