The National Trust is a conservation organization in the United Kingdom dedicated to preserving historic places and green spaces. Founded in 1895, it aims to protect and maintain sites of cultural and natural significance for future generations. The Trust manages over 500 historic houses, gardens, and ancient monuments, as well as vast areas of countryside. In addition to conservation, the National Trust promotes public access to these sites, allowing visitors to enjoy and learn about the nation's heritage. The organization relies on membership fees, donations, and volunteers to support its work in safeguarding the environment and history.