Wikipedia Commons, a database of thousands of freely usable SVG files, covering every square inch of the Earth, to which anyone can contribute.
For an SVG map go to Wikipedia Commons and type svg, map, australia for example and then click, view the source and save it as an SVG file.

The Additional help database which is located on this site to run nearly all the Raphael keywords.
Also contains many helpful examples.
It is generally aimed at developers to assist them and comes with a code window for testing sample code on the fly.

The SVG to HTML Converter which is located on this site so that developers and Artists can convert SVG to HTML pages.
On creation of this "Creating interactive maps" demo it did not cover linear or radial gradients, but this is not usually an issue with maps.
To fiddle with a maps dimensions you should use a free downloadable SVG editor.

if(this.actionsIndex==11) {
   //Short example path
   this.pathStore[this.actionsIndex - 8]=paper.path('M204.81875 5.2875 L203.975 5.50625.......z ');
   this.pathStore[this.actionsIndex - 8].index="North Western area";
   this.pathStore[this.actionsIndex - 8].mouseover(function (e) { this.attr({fill:"#0000FF"}); });
   this.pathStore[this.actionsIndex - 8].mouseout(function (e) { this.attr({fill:"#FF00FF"}); });
   this.pathStore[this.actionsIndex - 8].click(function (){ alert("Hello you just clicked the "+this.index+ "!"); });
}