Trimbakeshwar Temple in Nasik, one of the 12 Jyotirlingas, is a revered site and is associated with the arrival of the Ganga on Earth. It features a unique lingam with three faces representing Brahma, Vishnu, and Mahesh. The temple's origins are linked to Sage Gautam's penance and Lord Shiva's manifestation, making it a significant pilgrimage destination.