it the economic hub of Nepal. It is popular with tourists for its unique architecture, and rich culture which includes the highest number of jatras (festivals) in Nepal. Kathmandu Valley itself was referred to as "Nepal Proper" by British historians. As per the World Bank, the Kathmandu Valley was one of the fastest growing metropolitan areas in South Asia with 2.5 million population by 2010 and an annual growth rate of 4%.

In 2015, Kathmandu Valley was hit