约 3,300,000 个结果
在新选项卡中打开链接
This question is for testing whether you are a human visitor and to ...
This question is for testing whether you are a human visitor and to prevent automated spam submission. Audio is not supported in your browser.
This question is for testing whether you are a human visitor and to ...
Tassili N'Ajjer is a UNESCO World Heritage site known for its prehistoric rock art and geological interest.
Tentative Lists - UNESCO World Heritage Centre
World Heritage partnerships for conservation. Ensuring that World Heritage sites sustain their outstanding universal value is an increasingly challenging mission in today’s complex world, where sites are vulnerable to the effects of uncontrolled urban development, unsustainable tourism practices, neglect, natural calamities, pollution, political instability, and conflict.