In this episode, hear master boatbuilders talk about their craft and the materials they build their vessels with. Find out why certain types of wood are preferred for certain parts of a boat, and get to know the basics of celestial navigation. Featured crafters: Josh Tolkan, Josh Swan, Mark...

The shores of Lake Superior are well known for being shaped by both sharp cliffs and countless rocky beaches, covered in smooth stones and if you're lucky, precious agates. Listen to find out about the region's geology, and what kind of things can be made from these rocks, from tools to...