Maki is a clean point of interest icon set made for web cartography. It includes 73 different symbols at 3 sizes each for a total of 219 icons and growing.
The sizes available are 24px, 18px and 12px and thus you are able scale the icons with the map as you zoom in and out.
The icons are available in SVG and PNG file formats.
Download
You can download the icon pack here.