Store Books | DVDs | Sweetwater Visions Courses | Sleeping Bear Dunes Course — Enrollment Deposit (non-refundable) $400.00 Apostle Islands Course — Enrollment Deposit (non-refundable) -- Course Filled, but contact us to be put on a Waiting List $300.00 Sold out Isle Royale–Keweenaw Course — Enrollment Deposit (non-refundable) $400.00 Lake Superior: Story and Spirit $56.00 Lake Superior: Story and Spirit DVD $24.95 Isle Royale and Beyond DVD $24.95 Great Lakes Lighthouse Odyssey DVD $24.95 Discovering the Penokees $28.95 The Northern Lights: Lighthouses of the Upper Great Lakes $34.99