The centerpiece of the blissful Balboa Park, the San Diego Zoo is a prolific destination for adults and children alike. Spread over 98.84 acres (40 hectares) of diverse landscapes, the zoo is home to an excess of 3,500 fauna that belongs to 650 species or subspecies. Established in the year 1916, it is one of the few non-profit wildlife conservation zones to nurture the highly-endangered Giant Panda. Laden with man-made habitats that emulate various topographies from around the globe, the park's most-visited exhibits includes the Monkey Trails, the Polar Bear Plunge, Elephant Odyssey, Tiger River, Koalafornia and the Panda Trek. Virtually every nook and corner of the zoo is made conveniently accessible by the beloved Skyfari, a gondola system that spans across nearly 75 percent of the property.