Whether you are a fan of Robert Frost’s poem, Mending Walls, or not, it’s easy to see why so many people book with us at AA Island Auto Rental and head off to gaze at Martha’s Vineyard’s famous stone walls. They are true feats of early engineering and have been featured in numerous books over the years. The list of titles includes Robert Thorson’s, Exploring Stone Walls: A Field Guide to New England’s Stone Walls and Susan Allport’s tome, Sermons in Stone: The Stone Walls of New England and New York.