Deep in the Pacific, humans have tracked a mysterious whale’s call for decades—but no other whale seems to respond. And now, we might be running out of time to find the source.

Travel specialists weigh in with the most underrated places to visit, along with can’t-miss activities in each locale and the best times to go.

Get all the info you need to plan the perfect 10 day Alaska itinerary! Where to go, stay, eat and more if you can only spend ...