Visualizing UFO Sighting Across the US
Via Flowing Data:
The dataset is 60,000 sightings, but the above shows about 45,000 locations that could be geocoded immediately. The whiter the region, the more sightings there were in the area from 1906 to 2007.
The data is from the National UFO Reporting Center via Infochimps and is visualized in R.
Cue the space music.