Matthew

Event-O-Matic has been rewritten for WordPress 4. View details below.
The Event-O-Matic is an amazing plugin that allows rapid publishing of event listings to your website. Event-O-Matic allows your users to submit their own events and gives you the ability to moderate these events as they arrive to your site. Edit or reject submitted events and add them to your listings for the ultimate social driven event service. Event-O-Matic is also fully integrated with Google Maps to give each event clear location information within your city. View more information <a href="http://garvinmedia.com/eom" rel="nofollow ugc">here</a>.
Other features:
<ul>
<li>Easy media upload for events.</li>
<li>Sidebar widget with upcoming events listings.</li>
<li>Admin Dashboard for quick status previews.</li>
<li>Updated Google Maps Geolocation service.</li>
<li>Exportable to iCal formats</li>
</ul>

Event-O-Matic

Manage submissions to build a community-driven event listing. Allow users to submit events that you can easily review and moderate.

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!

Event-O-Matic vs Where I Was, Where I Will Be