Achieving the Unachievable

Achieving the Unachievable (2007) is currently streaming in the UK on Curiosity Stream. Last updated 20 January 2026.

Streaming availability last checked 20 January 2026

M.C. Escher is among the most intriguing of artists. In 1956 he challenged the laws of perspective with his graphic Print Gallery and his uncompleted master-piece quickly became the most puzzling enigma of modern art. Fifty years later, can mathematician Hendrik Lenstra complete it? Should he?

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Streaming info last checked: 20 Jan 2026