One of the most popular destinations for a cruise to Alaska is the Bering Sea. Due to the popularity of the show "Deadliest Catch" people now are able to take a 3 1/2 hour tour on a crab fishing boat. Some of the most popular cruise destinations in Alaska are Haines,Icy Strait, Juneau, Ketchikan, and Petersburg. Some other popular ports are Prince Rupert, Seattle, Sitka, Skagway, Vancouver, Victoria, and Whittier.