Better Google Maps for WordPress is the most complete plugin for adding google maps to your website.
The options are separated in 2 sections.
You can setup the map by setting the:
- Zoom lever
- Auto zoom
- Width (either in pixels or in percents)
- height (in pixels)
- select interface options (zoom control, scroll wheel, map drag)
- custom style
For adding the markers you will add Markers Groups For each group you can select a
- group name
- group marker
- stroke weight
- stroke color
- stroke opacity
- fill color
- fill opacity
For each marker you will add:
- infowindow title
- infowindow content.
You can add as many groups and as many markers as you want in each group.