Celebrate the beauty and intrigue of these luminating landmarks. Originally constructed as navigation aids for maritime travel, now they have become travel destinations in their own right. Lighthouse information provided. This 2020, 12-month wall calendar measures 12"" x 12"" and includes thirteen, full-color images combined with the monthly calendar grids and a bonus 4-month view of January 2021 - April 2021. Printed on premium gloss paper.