Winds up to 150 mph, just shy of a Category 5 storm, blew off roofs, uprooted trees and caused other damage on Carriacou, one of the islands of Grenada, and elsewhere in the southeast Caribbean.

Dazzled by Grenada’s abundant spices on earlier visits to the southern Caribbean island, I wanted to know more as I planned my mid-April shore excursion from Celebrity Cruises’ Beyond. I recalled ...