Minneapolis-based children's bluegrass duo follow up their Grammy-winning 2012 album with another adventure-themed album called . Much like their previous record, which recounted a month-long voyage down the Mississippi River, chronicles a month-long hiking trip down the fabled Appalachian Trail. Musicians (banjo) and (guitar) have hit upon a formula that is fun for all. Their simple, warm, folk and bluegrass songs are perfect for kids, yet attractive to parents, and best of all for , the two friends get to take fantastic adventures together which inspire these enjoyable and educational children's albums. Musically, focuses on the sounds and styles of Appalachia and old-timey mountain music and features guest spots from ' , folk duo , and esteemed folk multi-instrumentalist . ~ Timothy Monger