Geographic.org: Author permits use of compact GIF image of Puerto Rico map on web pages.
Map Easy Puerto Rico: Ordering site for this guidebook and map also providing a brief description of this Island.
Metro Data Map Company: Map makers offering several types of maps in CD, ZIP or diskette format.
National Geographic Map of Puerto Rico: Small map showing the mountain ridges, some of the rivers and cities.
University of Texas Libraries - Commonwealth of Puerto Rico Maps: Country, city and thematic maps from the Perry-Castañeda Library Map Collection, along with links to maps on other web sites.