Atlapedia Online - Maps of The Dominican Republic - You can see two high definition maps of the Dominican Republic, one political and the other physical.
Caribbean-On-Line - Map of The Dominican Republic - Dominican Republic travel Web site with maps and locations of major hotels and resorts.
Cartography - Dominican Republic - Dominican Republic Maps and Atlases.
Expedia Maps - Map of The Dominican Republic - Zoom in - move map, re-center and other options make Expedia maps superb tools. Their maps are clear and the many options make finding what you want a certainty.
Hispaniola - Dominican Republic -
HRW World Atlas - Dominican Republic - 
MapQuest - Map of The Dominican Republic - Absolutely amazing maps of the world in which you can continually zoom in on and and re-center.  Goes from satellite view all the way to street view.
Merriam-Webster Maps - Map of The Dominican Republic - A clearly detailed map plus geographic facts from Merriam-Webster.
Omnimaps - Dominican Republic - 
Perry-Castañeda Library Map Collection - Dominican Republic - (Small Map) 2005 (11k)
Perry-Castañeda Library Map Collection - Dominican Republic - (Shaded Relief) 1970 (338k)
Worldrover - Map of The Dominican Republic - 
Students:
Free Blank Outline Maps - Map of The Dominican Republic - A free blank outline map of the country of the Dominican Republic to print out for educational, school or classroom use from Geography Guide Matt Rosenberg.
Escapeartist.com:
Escape from America Magazine - Escape from America Magazine -