The best gift is quality time with dad! On Father’s Day, Sunday, June 17, all dads will receive free admission to Niabi Zoo! The Niabi Zoo is home to more than 400 animals representing over 140 different species. Ride the Niabi Zoo Express replica steam engine and take a spin on the Endangered Species carousel. Open 10:00am to 5:00pm Monday to Saturday and 11:00am to 5:00pm on Sundays.