Pieter Bruegel the Elder's 16th-century painting 'The Fight Between Carnival and Lent' contains hidden playing cards. This ...

In the exhibition Ghost, on view at Franz Kaka gallery in Toronto, Jennifer Carvalho repaints fragments of 15th-century ...

I call it the "Dan Brown effect": the public's interest in old paintings is often tied to the idea that there are hidden secrets ... and preserving the objects in our public collections.

Browse 450+ hidden object puzzles stock illustrations and vector graphics available royalty-free, or start a new search to explore more great stock images and vector art. Winter fun. Find 10 hidden ...