Those of us taking a ferry to Victoria will probably go through a collection of islands that lie between Washington and Vancouver Island. I believe they are collectively called "The San Juan's" although only one island is actually named San Juan.
They all are now part of the United States but that wasn't always true. In fact we almost went to war with Great Britain for possession of them. And it all started with a dead pig.
Read on ... http://www.mentalfloss.com/blogs/archives/139709