It's been quite a year! ABC News' photo editors have selected 25 images for the Top Photos of 2012. To see the full slideshow click here.

Greg Cook hugs his dog Coco after finding her inside his destroyed home in East Limestone, Ala., March 2, 2012. A reported tornado destroyed several houses in northern Alabama as storms threatened more twisters across the region Friday. (Gary Cosby Jr./The Decatur Daily/AP Photo)

A bear that wandered into the University of Colorado Boulder, Colo., dorm complex falls from a tree after being tranquilized by Colorado wildlife officials. Colorado University police spokesman Ryan Huff said the bear was likely 1-3 years old and weighed somewhere between 150-200 pounds. (Andy Duann/CU Independent/AP Photo)

Space Shuttle Enterprise is carried by barge underneath the Verrazano-Narrows Bridge, June 3, 2012 in New York City. Enterprise is on it's way to the Intrepid Sea, Air and Space Museum, where it will put on permanent display. (Michael Nagle/Getty Images)

Click to see the full slideshow of ABC's Most Memorable Photos of 2012