We loved the Affection Section petting zoo at Rafiki's Planet Watch in Walt Disney World's Animal Kingdom. My city-boy husband gets childishly excited over farm-type animals; it is too cute. You have to take a short train ride to get to Rafiki's Planet watch, so it is a more relaxed, less crowded area of Animal Kingdom. We had a great time.
And the snobbiest llama ever! She would get really close to someone, just close enough to pet her, and then she'd quickly turn her head away so you couldn't!
She also did some posing:
And she knew exactly where the treats were. Right front pocket: