iMapper – Wordpress Image Mapper is a simple, yet powerful plugin that lets you select an image of your choice and pin stuff on it. It offers several embedded pins which offer special functionality, as well as the ability to import your own pins with the basic functionality. It is very intuitive and easy to use, and it will take but moments to set up your image with pins and customize the content connected to each of these pins.
Demo: http://codecanyon.net/item/imapper-wordpress-image-mapper-pinner/4719958