Riddle And Couchman

The Illuminations at the International Inventions Exhibition, 8th August 1885. Riddle and Couchman

Puzzle, 2017 Alex Caminker

The Puzzled Fox Currier and Ives

Puzzled, 1881 Thomas Hovenden

Samson's wife begs him to reveal the solution to the riddle Cornelis Massijs

Newnham's Place, Bishopsgate Walter Riddle

The Enigma of Descent, 1993 Celia Washington

Oedipus solved the riddle of the Sphinx, 1891 Anonymous

A Sea-Side Riddle John Tenniel

Enigma, 1923 Bernard Munns

The Riddle Valley at Clitheroe, Lancashire Cavenders Ltd

Man Greek couch David Pièrre Giottino Humbert de Superville

The Chinese Puzzle Anonymous

The Astronomer Etienne Frederic Lignon

Riddling Cinders, War Office photographs, 1916 English Photographer