Having been to a couple fine zoos relatively recently in the Columbus Zoo and the Smithsonian's National Zoo in Washington DC, we were tempering our expectations a bit. However, the Detroit Zoo, established in 1928 and currently run by the Detroit Zoological Society. was the very first zoo in the nation to display animals in cage-less exhibits, and ended up packing quite a punch in terms of the animals and exhibits in what seemed to an easily navigable layout.
