The Cathedral of the Assumption of Mary is a prominent Roman Catholic cathedral located in Vladimir, Russia. It was built in the late 12th century and is known for its stunning architecture, featuring a mix of Byzantine and Russian styles. The cathedral is a significant historical site and was once the main church of the Vladimir-Suzdal principality. The cathedral is famous for its beautiful frescoes and intricate iconostasis, which showcase the artistic heritage of the region. It has been designated a UNESCO World Heritage Site, highlighting its cultural importance. The cathedral remains an active place of worship and attracts many visitors each year.