Calling all art-loving dreamers! From October 9, 2025 to March 1, 2026, the Musée Marmottan Monet in Paris presents L'Empire du Sommeil, a groundbreaking exhibition devoted to the representation of sleep in art. From Antiquity to the 20th century, the exhibition explores the place of sleep between symbolism, science and psychoanalysis, through major works from French and international collections.