

Barrett Martin visits the singing Shipibo Shamans of the Upper Peruvian Amazon Rainforest, and records their sacred healing songs known as "icaros". Several other well-known musicians participate in the recordings for a truly unique musical experience.

Barrett and R.E.M. guitarist Peter Buck travel to Brazil to make an album with Grammy-winning singer and songwriter Nando Reis. During their journey, they get to speak with Tropicalia legend Gilberto Gil, and then record a final song with singer and songwriter Silvia Machete.

Barrett produces an album for first-generation blues singer CeDell Davis. During the studio sessions, legendary rockers stop by, and up-and-coming musicians collaborate with CeDell. Guest musicians include Duff McKagan, Eva Walker, Peter Buck, Ayron Jones, Zakk Binns, Scott McCaughey, Annie Jantzer, Mike McCready, and Van Conner.