2 Zoos to Explore in San Diego County

With over 4 million visitors, San Diego Zoo is the most visited zoo in the United States. Housing more than 3,500 animals of more than 650 species and subspecies, San Diego Zoo was a pioneer in the concept of open-air, cageless exhibits that re-create natural animal habitats.

This is a 1,800 acre zoo in the San Pasqual Valley area of San Diego, California, near Escondido. It is one of the largest tourist attractions in San Diego County. The park houses a large array of wild and endangered animals including species from the continents of Africa, Asia, Europe, North and South America, and Australia. The park is also Southern California's quarantine center for zoo animals imported into the United States through San Diego.