Vishwakarma Pooja is celebrated on 17th September, every year. It is popularly celebrated among engineers, architects, artisans, carpenters, mechanics, factory workers etc, who worship Lord Vishwakarma, the God of architecture.
Vishwakarma Pooja is known by different names, like Vishwakarma Jayanti, Biswakarma Pooja, and Biswa Karma Pooja. As per the Puranas, Vishwakarma was the divine architect who designed Heaven (Swarga), Lanka, Hastinapur and Indraprastha.
The son of the creator, Lord Brahma, and the official architect of all the Palaces where the Gods reside, Vishwakarma is also believed to have designed all the flying chariots and weapons of the Gods.