The island of Murano is renowned for its long tradition of glass-making. It is a series of islands linked by bridges in the Venetian Lagoon, northern Italy. If you are to buy your authentic Murano glass or chandelier, this is the place to get them.
You can take this boat from Venice to Murano.
The Church of Santa Maria e San Donato is a religious edifice located in Murano, northern Italy. It is known for its twelfth century Byzantine mosaic pavement and is said to contain the relics of Saint Donatus of Arezzo as well as large bones behind the altar said to be the bones of a dragon slain by the saint. – Wikipedia