Ostentatio Genitalium in Renaissance Art

Ferdinand van Kessel’s Four Parts of the World (ca. 1689)

Philipp Hainhofer’s Große Stammbuch (1596–1633)

A Hall of Mirrors: Cabala, Spiegel Der Kunst Und Natur, In Alchymia (1615)

Bruegel the Elder’s Big Fish Eat Little Fish (1556)

Snowball Fights in Art (1400–1946)

Clavis Artis by “Zoroaster”

An Iconic Line: Claude Mellan’s The Sudarium of Saint Veronica (1649)

A Monster in the Heart: Edward May’s A Most Certaine and True Relation (1639)

The Zodiac Man

Serviette Sculptures: Mattia Giegher’s Treatise on Napkin Folding (1629)

The Reverse of a Framed Painting, and Other Trompe L’oeil by Cornelis Norbertus Gijsbrechts (ca. 1670)

The Sorceress by Jan van de Velde II (1626)

Theatrum Chemicum Britannicum (1652)

London's Dreadful Visitation: A Year of Weekly Death Statistics during the Great Plague (1665)

Plague Doctor Costumes

François de Nomé’s Imaginary Ruins

“Firelight Flickering on the Ceiling of the World”: The Aurora Borealis in Art

John Reynolds’ Book of Murder Tales (1621–1635)

Jan van Kessel’s Signature of Caterpillars and Snakes (1657)

John Locke’s Method for Common-Place Books (1685)

The Notre-Dame Cathedral in Art (1460–1921)

Giovanni Battista Bracelli’s Bizzarie di Varie Figure (1624)

Highlights from The Cleveland Museum of Art’s release of more than 30k images of public domain works