Preserves & Sanctuaries

Nationals land preserves, bird and animal sanctuaries of United States. Every year, millions of people visit national parks throughout the world. Many plan entire vacations around their visits. Countless others remember national parks through slides, photographs, movies, paintings, and books. National parks represent the most beautiful and scenic places on earth whose ecosystems are maintained and protected in fairly natural conditions. Though official national parks were not formally established until the late 19th century, parks have existed for centuries. Wildlife refuges protect a nucleus of diminishing species and improve their habitat so they will breed and grow in number. Here is a list of sites related to preserves and sanctuaries.