Download or read book Cobble Cavern written by Erik Olsen and published by Erik Olsen. This book was released on 2019-10-15 with total page 312 pages. Available in PDF, EPUB and Kindle. Book excerpt: What starts out to be a fun field trip to Ireland for Flin and his school debate team turns into a life changing adventure. Flin and his teammates get swallowed by an earthquake and become trapped under the ocean inside a clear dome where they discover an unknown civilization. Join Flin and his classmates on a journey of a lifetime in this thrilling adventure story.