jwenl

With this plugin you will be able to add GPX files to your WordPress environment. After uploading a GPX file you are able to generate a Google Map in your blogpost with a simple tag. An elevation (graph) image and a speed (graph) image are also available.
Use Google map 
By using the syntax [gpx2graphics map 1] you will add a Google Map of the GPX file with ID 1 into your blogpost. 
The [gpx2graphics map 1] tag will be automatically replaced with the correct JS file.
Use Elevation image 
By using the syntax [gpx2graphics elevation 1] you will add a elevation image of the GPX file with ID 1 into your blogpost. 
The [gpx2graphics map 1] tag will be automatically replaced width the correct image tag.
Use image 
By using the syntax [gpx2graphics speed 1] you will add a speed image of the GPX file with ID 1 into your blogpost. 
The [gpx2graphics map 1] tag will be automatically replaced width the correct image tag.
Example page 
An example of the result in your weblog can be found here: http://janwillemeshuis.nl/jwe-new-media-solutions/wordpress-plugins/gpx2graphics-plugin/

Gpx2Graphics

Create a Google Map, Elevation image or Speed image from your (Garmin) GpX files.

DunkleAura

This Plugin adds a shortcut to WordPress for the Geocache redirection Service <a href="http://coord.ch/" rel="nofollow ugc">coord.ch</a>.
<a href="http://coord.ch/" rel="nofollow ugc">Coord.ch</a> supports currently the following Geocache Listing Sites:
<ul>
<li>GC – geocaching.com</li>
<li>PR – geocaching.com Profillink</li>
<li>WM – waymarking.com</li>
<li>OC – opencaching.de Deutschland</li>
<li>OZ – opencaching.cz Tschechien</li>
<li>OJ – opencaching.jp Japan</li>
<li>ON – opencaching.no Norwegen</li>
<li>OK – opencaching.org.uk Grossbritannien</li>
<li>OP – opencaching.pl Polen</li>
<li>OS – opencaching.se Schweden</li>
<li>OU – opencaching.us United States</li>
<li>OX – opencaching.com Garmin</li>
<li>TC – terracaching.com</li>
<li>GA – GeoCaching Australia</li>
<li>N – navicache.com</li>
</ul>
<a href="http://coord.ch/" rel="nofollow ugc">Coord.ch</a> supports currently the following trackables:
<ul>
<li>TB – Geocaching.com travelbugs and coins</li>
<li>GK – GeoKrety.org</li>
</ul>

coord.ch Geocaching shortcut

This Plugin makes Geocache Bloggers life easyer, with a little Waypoint linking shortcut.

Gpx2Graphics vs coord.ch Geocaching shortcut