A much used word "Hindu" has become a synonyms of the actual dharma (religion) name called "Sanatan Dharma"-followed by larger population in India. Sanatan-Dharma is the root of beginning of dharma in India. Since of the "Hindu" word wider acceptability, the book title has been kept as “Hindu festivals”. This book aimed to reveal the reasons of celebrating several festivals in the Hindu community. Many of us celebrate festivals with full joy and enthusiasm without knowing the real reasons behind them. There are several festivals falls throughout a year, but this book has mentioned some famous festivals that widely celebrated in India and Indian subcontinent. Hindus are profoundly religious people, they tend to follow their customs and rituals with full faith and devotion. However, faith prevails in India more than wisdom when it comes to religion. This book touched the several reasoning of why these festivals are being celebrated? Why ancient sages and seers have established these special days for their descends? What are the benefits of follow rituals in these special days.