||25 years “Shumensko Plateau” Nature Park – protected territory.
||Protected karst territories: Managing and management. Legislation. Sustainable development.
||Protected karst territories: The role of the scientific research. Documentation and cadastre. Monitoring.
||Protected karst territories: Recreational and tourist potential – assessment and usage.
||Cognitive and educational importance of the protected karst territories. Good practices.
||International collaboration. The net of protected karst territories – experience and opportunities.