Two boats with people are sailing on a large blue lake. Beautiful natural landscape. Tourism in the natural environment. Environmental protection. The islands are covered with dense coniferous forest.

Two boats with people are sailing on a large blue lake. Beautiful natural landscape. Tourism in the natural environment. Environmental protection. The islands are covered with dense coniferous forest.
关键词
水平景观背景雷湖雾氧气大气透明全球人天空颜色环境救赎好看河流碳日船帆娱乐自然飞行森林旅行守恒水生态清洁度树生物学气候岛屿天然蓝色安全计划绿色灯光太阳夏季

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