Discover how artists across the centuries have explored the unexplainable, documented the impossible and illuminated the dark unknown. What lurks at the edges of human perception? Across time and cultures, artists have found themselves drawn to document encounters with forces and phenomena that defy comprehension, from ghostly manifestations and cosmic energies to twilight realms and parallel dimensions. While science seeks answers, artists illuminate the unknown through intuition, imagination and vision, creating visual records of the esoteric, the uncanny and the unexplainable. The Art of the Unknown brings together nearly 200 artworks that delve into the limits of perception and belief, for example: