Omaha's Henry Doorly Zoo is advertised as "the #1 Zoo in the Nation" and it's less than 2 hours from Sioux City! Does it live up to the hype? As someone who grew up in San Diego and regularly visited the world-famous San Diego Zoo and Wild Animal Park, I'm a huge fan of zoos while also having a somewhat high standard for them. But the Henry Doorly Zoo in Omaha truly impresses me and holds own amongst the best zoos in America. I even think you can make an argument that it is literally THE best zoo in the entire nation. If you have never been to the Omaha zoo, or haven't been lately, you're missing out. Here's everything you need to know about visiting the Henry Doorly Zoo with kids: Where is the Henry Doorly Zoo? The Henry Doorly Zoo is at 3701 South 10th Street in Omaha, Nebraska, almost exactly an hour and a half from downtown Sioux City. There is ample free parking in the zoo's parking lots, but expect a bit of a walk from your car to the ent...