Duchy of Warsaw: Did you mean...?

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.

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.

A 1617 portrait by Paul van Somer of Sir Francis Bacon (1561-1626), the English philosopher, statesman, and author. (Łazienki Palace, Warsaw)

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

The Battle of Khotyn (1621), oil on canvas painting by Józef Brandt, depicting Jan Karol Chodkiewicz (on the white horse), 1867. National Museum, Warsaw.

Romeo says farewell to Juliet before going to exile in Mantua, hurried along by Juliet's Nurse (right), oil on canvas painting by Marcello Bacciarelli, 1796. National Museum, Warsaw.

A 7th century CE bird frieze from a cathedral at Faras, southern Egypt/northern Kush. (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, Warsaw)

Portrait of Stanislaus Augustus Poniatowski, the last King of Poland, in his coronation robes, oil on canvas by Marcello Bacciarelli, 1764. Royal Castle of Warsaw.

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)