Sabina Lohr leaves the busy cities of New England for a tranquil escape in the Thimble Islands.Thousands of cars speed daily down Interstate 95 along the Long Island Sound in Connecticut, most passing right by a little sign at Exit 56 which states, simply and quietly, Thimble Islands. The sign blurred by me as I drove past throughout the years, during which time I learned that hundreds of large rocks jut out of these waters, most so small they cannot be inhabited and many large enough to hold ju...