The book titled "Lepidoptera of Great Himalayan National Park Conservation Area" is a splendid natural pictorial guide tailored for aspiring field enthusiasts with a keen interest in the captivating world of butterflies and moths, collectively known as Lepidoptera. This comprehensive guide is the culmination of meticulous research conducted within the enchanting environs of the Tirthan Valley, situated in the heart of the Great Himalayan National Park Conservation Area (GHNPCA). A visual feast for nature lovers and those curious about the Himalayan region's rich biodiversity, this book serves as an invaluable resource for amateur lepidopterists and seasoned naturalists alike. The carefully curated collection of images showcases the astounding diversity of Lepidoptera species that inhabit the pristine landscapes of the GHNPCA.