Gabler admits he hasn’t done all 100 things in his book, meaning he’s got some personal bucket list items to check off, like surfing. He has, however, tried indoor white-water kayaking.

Cruises are an often dreamt-about retirement goal, especially for long-time cruise lovers who have always been short on time.

The explosion of cruise ship companies has coincided with the golden years of baby boomers, once the largest demographic cohort ever. Seniors and retirees who have saved and prepared for ...