Bronze Doors of Gniezno Cathedral, Poland.
Life and Martyrdom of St. Adalbert (Wojciech)

Adalbert is martyred by two men, while his companions watch.

Gniezno Doors („Drzwi Gnieznienskie”) are a unique masterpiece of Romanesque art in Europe. The historical piece of art, decorated with bas-reliefs, presents the story of St. Adalbert’s life.
The famous doors are at the entrance to Gniezno Cathedral, where a number of important events in the history of Poland took place. The Cathedral holds the remains of St. Adalbert and the first Polish kings were crowned here.
Source: Ministry of Foreign Affairs of the Republic of Poland.