Trail-Passion is a web site dedicated to outdoor sports. It provides easy ways to show GPS tracks on flat maps, elevation graphs and event 3D views. If you want to show your last hicking or race in your blog, this plug-in is made for you.
Not only can you add maps on wordpress, but also put markers on your maps based on the GeoMashup localization of your posts and medias.
Te puedes descargar este plugin para utilizarlo en tu instalación autoalojada de WordPress.