One of the world’s greatest engineering wonders, the 51-mile-long Panama Canal is a major tourist attraction in Central America. And it’s a hugely popular cruise destination, too, connecting the Atlantic and the Pacific Oceans. The canal is more than 100 years old...

The days when the only on-board entertainment on cruise ships consisted of playing cards, sitting on deckchairs and participating in organized evening games are well in the past now. Nowadays, the things to do on a cruise are so plentiful you won’t be bored for even a...