Elyse Betters Picaro / ZDNETYou might’ve heard about that recent viral Street View trend — the one where people learned they can go back in time and see street-view-level imagery of their house or a loved one’s home, and they’re getting emotional spotting long-gone relatives, friends, or even trees when they try it for themselves. But did you know you can do something similar with Google Earth?Unlike Google Street View, which only goes back to 2007 and shows you a first-person, panoramic point of view, Google Earth offers 3D views of practically anywhere — and in some places, you can go back as far as the 1930s with historical imagery. I tried it myself, searching old childhood homes in New York. I could see them going all the way back to the 80s. Also: How to blur your house on Google Street View (and 4 reasons why people do it)Admittedly, the farther I went back, the imagery looked like flat, top-down aerial views, some of which were blurry. But zoom to the 1990s, and the imagery got more dynamic and clearer. By the early 2000s, I could see satellite data in 3D.Historical imagery in Google Earth can show drastic changes to places over long periods of time — in London, Berlin, Warsaw, and Paris, you can see aerial imagery from the World War II era up to satellite views in modern times. It’s fascinating to have a bird’s-eye perspective and to be able to see how your house, neighborhood, or city has changed over several decades. How to go back in time with Google Earth Are you a curious homeowner? Or maybe an amateur historian? Perhaps you love nostalgia, or you’re just interested in the latest Google tools? Either way, here’s all you need to know to about Google Earth’s historical imagery.What you need: You’ll need an internet-connected device — such as a PC or a smartphone — to access Google Earth online. (There is a desktop app for Google Earth; although this guide mostly provides step-by-step instructions for the website and mobile app, the experience is very similar across platforms.) More