Yesterday we told you about Railroad Earth’s mysterious studio sessions with Warren Haynes that may or may not be work on an upcoming studio album. The band broke the news via their Facebook page yesterday about recording with Haynes and bassist Oteil Burbridge later revealed he was also with the guitarist and band.

Relix contributor Dino Perrucci shared some photos from the studio, which included fellow Allman Brothers Band member Oteil Burbridge along with Haynes and Railroad Earth. No further details about the nature of the sessions were made available, however. Take a look at the photos below.