Our five West Coast national marine sanctuaries encompass nearly 13,000 square miles of ocean which includes hundreds of miles of dramatic coastline. Teeming with life and filled with history, they offer countless opportunities for exploration, recreation and contemplation. This guide introduces you to the natural and cultural wonders of your national marine sanctuaries. Whether you’re traveling on foot or bicycle, by car or boat, above water or diving below, it can lead you to new discoveries and a greater appreciation of these ocean treasures. Explore and enjoy!