"Archaeology of Venice: In Piazza San Marco, a burial site with at least 5 individuals related to the medieval church of San Geminiano has been discovered. The building of San Geminiano was demolished in the 12th century to make way for what would become the current Piazza San Marco. https://www.archaeoreporter.com/it/2024/02/20/scoperte-archeologiche-a-venezia-le-tombe-e-la-chiesa-scomparsa-di-piazza-san-marco-emerge-la-san-geminiano-medievale/
However, a church with the same dedication was later rebuilt by Jacopo Sansovino in the 16th century, not far away. In pictorial views, it practically appears as a backdrop and connection between the Procuratie Vecchie and Nuove.