Back on Earth Day, NASA asked people around the world to submit selfies, and they got 50,000 responses. After going through them, the space agency placed 36,422 of the portraits on a 3.2 gigapixel image of the globe. The cool part? It's fully zoomable, and you can get up close and personal with thousands of people thanks to their selfies, all taken on a single day.
Check it out here.