In this Mapping Hangout we reviewed how to use the MRA Mission Data Portal and covered a special topic - How To Make A Public Map. You can download the tutorial here: http://bit.ly/MRATutorial1
The first Hangout had a technical glitch and did not broadcast, so here is a shorter version I recorded alone immediately after.
Below is a simple example of an embedded map from this tutorial.
And here is a web mapping application using the Public Information Map template, created by Jon Pedder from Sierra Madre SAR.