UFO Sightings From 1910 to 2014 in United States
UFOs can be identified as any object that escapes classification and seen trans-versing through the sky in a flying motion. National UFO Reporting Center (NUFORC) has been keeping records of these sightings since 1910. Evaluate the Data Visualization to see how sightings have evolved over time. How this viz was made: Map Visualization 1. […]