Fourth edition revised in 2019. Printed on durable, waterproof material to 1:22500 scale and, contour lines, mileage indicators between points of interest, it is a perfect companion for hikers and visitors to the Acadia National Park and Seashores. Hiking and cycling trails are distinctivaly marked, making it easy to stay found. This map was designed and published by regional residents, and a portion of the proceeds from sales of this maps is donated to organizations that support trails maintenace and land conservation. Product dimension 8 x 3.9 x 0.3 inches