United States Historical Maps is a great collection with amazing USA maps and detailed info. You can zoom in photos, visualize them in slideshow mode, mark them as favorites, compare, share with friends, the application offers a Quiz game for you to check your knowledge.
Features:
* Awesome USA historical maps and detailed info
* App Settings
* Gestures navigation (next / prev - swipe right / left)
* Compare
* Slideshow mode
* Quiz game
* Save to photo library
* Retina graphics
* Share with friends
* Favorites
* Super zoom
* Real time availability, no matter where you are, even without an internet connection.