Pictures of Philadelphia Zoo

• West Philadelphia
• Philadelphia
• Pennsylvania
• USA
• North America
• World

The oldest zoo in the country is an American favorite because of its breeding program for rare species, outstanding permanent habitats and eco-friendly approach. 

The oldest zoo in the country is an American favorite because of its breeding program for rare species, outstanding permanent habitats and eco-friendly approach. 

The oldest zoo in the country is an American favorite because of its breeding program for rare species, outstanding permanent habitats and eco-friendly approach. 

The oldest zoo in the country is an American favorite because of its breeding program for rare species, outstanding permanent habitats and eco-friendly approach. 

The oldest zoo in the country is an American favorite because of its breeding program for rare species, outstanding permanent habitats and eco-friendly approach. 

The oldest zoo in the country is an American favorite because of its breeding program for rare species, outstanding permanent habitats and eco-friendly approach. 

The oldest zoo in the country is an American favorite because of its breeding program for rare species, outstanding permanent habitats and eco-friendly approach. 

The oldest zoo in the country is an American favorite because of its breeding program for rare species, outstanding permanent habitats and eco-friendly approach. 

The oldest zoo in the country is an American favorite because of its breeding program for rare species, outstanding permanent habitats and eco-friendly approach. 

The oldest zoo in the country is an American favorite because of its breeding program for rare species, outstanding permanent habitats and eco-friendly approach.