UNESCO (the United Nations Educational, Scientific and Cultural Organization) offers several programs and initiatives aimed at promoting sustainable tourism and preserving cultural and natural heritage. Here are a few notable ones:

1. UNESCO World Heritage Sites: Recognizing sites of outstanding cultural or natural significance, UNESCO encourages responsible tourism to these locations to ensure their preservation. Visitors are often educated about the importance of protecting these sites.
2. UNESCO Global Geoparks: These are designated areas that promote sustainable tourism while protecting geological heritage. They aim to foster community development through the sustainable use of natural resources.
3. UNESCO Biosphere Reserves: These areas promote a balanced relationship between people and nature. They serve as living laboratories for sustainable development, where local communities can benefit from conservation and tourism.
4. UNESCO Creative Cities of Gastronomy: This initiative highlights cities that promote local food cultures and sustainable practices in the culinary field, encouraging visitors to engage in responsible tourism through local gastronomy.
5. Recommendations on the Historic Urban Landscape: This framework encourages the sustainable management of urban heritage, balancing preservation and development to enhance the quality of life for residents and visitors alike.