Urs (c. 1485-1527/28) posters & prints

The Witches Sabbath (After Hans Baldung) Anonymous

Urbanus Wyss. Zürich, 1549 Anonymous

Yuris Day (Saint George Day), 1908 Sergei Vasilyevich Ivanov

Uranus from Voyager 2 spacecraft, c1980s NASA

Speculum Romanae Magnificentiae: Marcus Aurelius, 16th century Nicolas Beatrizet

Urania, probably 1592 Hendrik Goltzius