Duchy of Warsaw: Did you mean...?

A 19th-century illustration of Ryujin, the dragon king and sea god of Japanese mythology. Here he is chasing the princess Tamatori. National Museum, Warsaw.

Allegory of Justice - Themis, oil on canvas by Marcello Bacciarelli, 18th century. National Museum of Warsaw, Poland.

Codex Vaticanus, which may contain Constantine I’s original Bible. Photo taken in Warsaw in 2015.

Chronos and His Child by Giovanni Francesco Romanelli, National Museum in Warsaw, a 17th-century depiction of Titan Cronus as "Father Time," wielding a harvesting scythe.

An 1836 watercolour and ink portrait by Maria Wodzińska of the Polish composer and pianist Frédéric Chopin (1810-49). Maria was, for a while in the mid-1830s, engaged to Chopin.(National Museum, Warsaw)

A fresco of Bishop Marianos and the Vrigin Mary, Faras Cathedral, Nubia (modern Sudan). 11th century CE. (Polish National Museum, Warsaw)

A model of the cathedral at Faras, Nubia, as found by Polish archaeologists 1961-4 CE. The cathedral was first built c. 707 CE and this model is of the 11th century CE version. (Made by Zbigniew Doliński, Polish National Museum...

A 10th century CE fresco of the Archangel Michael from the cathedral at Faras, Nubia. The cathedral was first built c. 707 CE and again in the 11th century CE. (Polish National Museum, Warsaw)

A painting by Jan Matejko presenting Bohdan Khmelnytsky and Tugay Bey observing a miracolous appearance of St. John of Dukla. Oil on canvas, 1885. National Museum, Warsaw.

Silver tetradrachm of the Aetolian League, depicting Alexander the Great with the horn of the Egyptian god Amun. 29 mm (1.14 in), 17.1 g (0.60 oz), 323-281 BCE. National Museum, Warsaw.