The Tracy Arm Fjord is 45 miles south of Juneau, but worth the trek. If your cruise ship doesn't sail through the glaciers, you'll have to take a boat tour, which usually lasts an entire day.

A "fjord" is a Nordic term meaning a narrow waterway surrounded by sharp cliffs. So while Juneau's Mendenhall Glacier steals most of the tourist traffic, the 27-mile-long Tracy Arm Fjord is the ...