Cellar Door is an ambitious experiment by French artist Loris Greaud (born 1979) that interweaves his interests in art, architecture and music. Realized primarily as installations in Paris and London, the project also comprises an opera staged at the Paris Opera, and the construction of a studio space for the artist. This book documents the project in its entirety.

This audio art book documents an experiment in binaural sound by French artist Loris Greaud (born 1979), performed around the world over five years. Using binaural beats, Crossfading guides the listener to the threshold of sleep. The book includes MRI images of the artist listening to the piece.