Renovation completed of great altar at St. Mary's Basilica in Kraków 08.02.2021 15:41 Renovation work has been completed on a great altar made in the 15th century for St. Mary's Basilica in Kraków, southern Poland. Audio 04'12 Click to listen The 15th century altar in St. Mary's Basilica. Photo: PAP/Jacek Bednarczyk Thirteen metres high and 11 metres wide, composed of five parts, it was sculpted by Veit Stoss and is one of the biggest and finest Gothic altarpieces in Europe.