Why is Prayagraj considered a significant place for Shradh?

Prayagraj is revered as the Tirtharaj, the king among all pilgrimage sites. The confluence of the three sacred rivers – Ganga, Yamuna, and the subterranean Saraswati – creates an unparalleled spiritual energy here at the Triveni Sangam. Performing Shradh, especially Pind Daan and Tarpan, at this Sangam is believed to multiply the merit manifold. The Puranas state that offerings made here reach the ancestors directly and grant them immense satisfaction, helping them attain higher realms or liberation (Moksha). Lord Brahma himself performed the first Yagna here, consecrating this land