A giant Alligator caught strolling through Polk nature center. A giant alligator was caught on camera during a morning stroll at a nature center in Polk County, Florida. The Lakeland Police Department shared the video, taken by Kim Joiner, on their Facebook page saying, “Who says Dinosaurs are extinct?” The big daddy gator was strolling through the Circle B Bar Reserve, an area of of protected lands in Polk County.