What makes Calling Down the Sky by Robert Rich notable?

'Calling Down the Sky' was well-received within the ambient music community, further solidifying Rich's reputation as a leading figure in the genre. It contributed to the evolution of ambient music in the early 2000s, influencing contemporary artists with its innovative use of natural sound elements and extended compositions. By the time 'Calling Down the Sky' was released in 2004, Robert Rich had established himself as a pioneer in ambient music. This album followed his acclaimed works, including 'Strata' and 'Seven Veils', showcasing his signature blend of deep sonic exploration and immersive auditory experiences.