Drag and drop services, images or a csv file with latitude/longitude information from windows explorer to the map.

Note: The CSV file must store the location in fields with one of the following names:
latitude fields:lat, latitude, y, ycenter
longitude fields:lon, long, longitude, x, xcenter

To test the sample USGS provides real-time earthquake information in various formats, including csv. Download one of the csv files to your machine then drag/drop to display. Here's a test csv file for earthquakes with a magnitude greater than 5. Recent Earthquakes. Visit the USGS Latest Earthquakes: Feeds & Notifications page for more details.