Featured Article:  Wellhead
This page contains information about a typical Venetian wellhead.  
A wellhead, vera da pozzo, is the only exposed part of the well system in Venice. The wellhead served as a cap on the well to prevent debris from falling into the well and contaminating the fresh water supply. As the well system is no longer the main source of fresh water for Venetians; the Venetian Wellhead is now only considered public art and a vital aspect of the city's historical and artistic value. see Public art preservation
History
A wellhead, known locally as “vera da pozzo”, is the visible cap to an underground [well] that stored and filtered rain water in Venice. The term ‘vera da pozzo’ and it’s many alternatives – anello, corona,  ..→