Themes
2.2.6.3 - Minor modifications to the boundaries
2.2.5.3 - Management systems
2.2.5.2 - Legislative, regulatory and contractual measures for protection
2.2.6 - Boundaries and buffer zones
2.2.5 - Protection and management
2.2.2 - World Heritage criteria
2.2.1 - Outstanding Universal Value: definition and attributes
2.6 - Comparative studies
