Vitamin D -- specifically the form D3 -- is the only vitamin your body makes itself. It's fat-soluble, which means your body stores vitamin D in its adipose tissue -- in its fat. And, if you want to be specific about things, this vitamin is actually a hormone.
Sullivan's Castle Island, South Boston, MA, Est. 1951. Castle Island. Located at the end of Carson Beach, on Pleasure Bay in South Boston, Castle Island is a 22-acre recreation site, and the site of Fort Independence. Castle Island was really an island until several land reclamations through the years extended causeways and eventually roadways.
Nantucket Island, Massachusetts. Long before Nantucket became known as a vacation destination, it was primarily a quiet whaling community off the coast of Massachusetts. These days, folks aren't flocking to this Atlantic isle seeking fortune from the sea, but are coming for the sheer beauty and peaceful nature of the island.