Lighthouse on the Inside Passage.
Inside Passage definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
protected sea route along the W coast of North America, from Seattle, Wash., to the N part of the Alas. panhandle: the route uses channels and straits between islands and the mainland: c. 950 mi (1,529 km) long
Inside Passage definition by American Heritage Dictionary
also Inland Passage
A natural protected waterway extending about 1,529 km (950 mi) from Puget Sound to Skagway, Alaska. It threads through the Alexander Archipelago and is known for its snow-capped mountains, waterfalls, and glaciers.