Mauro Baptista

With this plugin you have freedom to show places using Google Maps Api.
You have a lot of place registered, but just one to show one? It is easy! 
You want to show more than one map in a page? No Problem! 
You want to use custom pin to show your places? Just upload it!
You can show place for time (when you arrived at the place and when you left ). You can plan you travel ahead, but show only up to the current day.

Where I Was, Where I Will Be

A Plugin that use Google Maps to show where you was and where you will be! Although you can use it to show anything in a map!

Nagmay

Create maps, drop pins, and so much more!
This plugin adds a new <code>placemark</code> post type that allows author to create and update map content.
The author interface includes:
Place
<ul>
<li>An interactive map to drop and move pins</li>
<li>A way to edit GPS by hand and make use of the geolocation on your mobile phone</li>
<li>An editable set of drop-down lists for picking locations</li>
<li>An alternative text area to describe the location</li>
</ul>
Mark
<ul>
<li>An editable drop-down of marker types and associated icons</li>
<li>An optional title</li>
<li>Optional bubble text</li>
<li>Optional link</li>
</ul>
** Optional ** 
The locations and marker types can be set by an administrator. This allow the you to:
<ul>
<li>Customize the types of markers includeing the image</li>
<li>Set a custom taxonomy for locations, allowing authors to zoom in to campus, building, floor, etc…</li>
<li>Add image overlays to each location, including floorplans. </li>
</ul>
To embed the maps a simple short code is used. You can limit which type of placemarks will show up on each map.
A basic API allows you to pull out the data for other mapping systems.

Placemarks

Allow authors to easily manage placemarks and embed custom maps.

Where I Was, Where I Will Be vs Placemarks