The present invention relates to a park, especially an ecological environment-friendly park, which includes an outer city and an inner city. The photography store, pet bathroom, pet parent school, pet hotel and animal toilet are arranged in sequence; the inner city is composed of the gate and various scenic spots in the city, and there is a road between the outer city and the inner city; the left side of the inner city is composed of music and dance halls, pet and The entertainment venue, canteen, arena / stand, and toilet / changing room are arranged in order for people to enjoy together; the right side is composed of epidemic prevention and surveillance clinics, pet intelligence classrooms, pet sports rooms, pet chatting booths, paddling pools, and toilets / changing rooms. , the center is an entertainment place shared by pets and people; the invention has the functions of protecting the environment and sanitation, allowing people and pets to have fun together, coordinating the relationship between animals, people and the environment, and maintaining the ecological balance of nature.