4. Henry Doorly Zoo
This zoo itself features the largest big cat complex in North America. Also, it has the largest nocturnal exhibit called “Kingdoms of the Night.” Really, the Desert Dome is such an impressive indoor desert lying under a geodisc dome while the Lied Jungle is a gorgeous indoor rainforest. There are some of the most interesting and beautiful animals, containing white tigerswhite rhinos, pygmy hippopotamus, Indian crested porcupines, gorillas and butterflies. Tourists can visit Treetops Restaurant of Durham for having a view of the jungle via a 90 feet floor-to-ceiling window.