St Mark's Basilica, known locally as Basilica di San Marco, is a stunning example of Italo-Byzantine architecture and one of the most famous churches in Venice, Italy. It is located in the prominent Piazza San Marco and is connected to the Doge's Palace. The basilica was consecrated in 1094, showcasing a rich history that spans more than ten centuries. This architectural marvel is known for its opulent design, gilded mosaics, and its status as a symbol of Venetian wealth and power. The exterior is adorned with a profusion of spires, mosaics, and arches, while the interior is equally breathtaking, with vast expanses covered in intricate, golden mosaics depicting scenes from the Bible. St Mark's Basilica also houses a wealth of treasures, including the Pala d'Oro, an exquisite altarpiece studded with thousands of gems. Historically, it served as the chapel of the Doge of Venice and played a key role in the city's religious and public life.