Animal-mad? See elephants, polar bears, cheetahs, gorillas, giraffes and more at the San Diego Zoo. This gigantic 100-acre park houses over 3,700 animals from more than 650 species, with authentically recreated natural enclosures. Book some San Diego Zoo tickets, and go wild! Take the Polar Bear Plunge and brave the Gorilla Tropics and Tiger River. All this and more awaits you in the world-famous San Diego Zoo!