"We need to go somewhere," DW said, "if we just hang around the house, we'll do nothing. Or, worse, we'll go shopping and spend more money than we would if we went away."   True. When we travel for a vacation, while the initial cost for the transportation and accommodation can be high, we tend to spend thriftily. We tend to stay in places where we can buy groceries, and we'll prepare breakfast and dinner in wherever it is that we're staying. We will have an inexpensive lunch and may go out only a couple of times for a nice dinner, but we often do that at home, anyway.   Every year, for a great number of years, we have gone on vacation at the end of the summer . Last year, it was along the Bruce Peninsul a ; two years ago, it was France; three years ago, we paddled the Rideau Canal system from Kingston to Ottawa; before then, Cape Cod and Boston, New York City, Italy, Prince Edward Island... the list goes on.  Every summer, we packed up and got out of...