Who says vacations have to be once-a-year indulgences? With this 3-day guide to Puerto Rico's Old San Juan, one of the most easily-reached destinations in the Caribbean, you have even less excuses to stay at home. 

Five places to channel your inner Robinson Crusoe—without ending up a true castaway.

St. Barts' beaches range from the French-inflected see-and-be-seen Baie de St. Jean to the quiet, hiking-shoes-required cove of Rockefeller Beach.