Cape Cod and The Islands Jet Set Baby Book. Explore Cape Cod, Nantucket and Martha's Vineyard. Details - Basically the best introduction to Cape Cod, Nantucket and Martha's Vineyard for your Jet Set Baby. - Because opening a book is easier than booking a flight, travel to Cape Cod and the Islands from the comfort of your home. - Pairs best with a set of pajamas from the Cape Cod and The Islands collection and an ice cream cone in hand.