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By Louisa Howard, Public Domain.
继续阅读“突触怪物警告!电子显微镜下的烟草叶子”
By Hansueli Krapf – Own Work, CC BY-SA 3.0.
继续阅读“瑞士西尔斯湖的风光”
By Михайло Пецкович – Own Work, CC BY-SA 4.0.
继续阅读“雷雨过后的乌克兰喀尔巴阡生物圈保护区”
By ZeevStein – Own Work, CC BY-SA 4.0.
继续阅读“以色列拉蒙坑的云瀑布”
By William Warby – Derived from Flickr,CC BY 2.0.
继续阅读“闪电大猫:猎豹”
By Kabelleger / David Gubler – Own Work, BY-SA 4.0.
继续阅读“蜿蜒前行的铅矿石运输列车”
By Сергій Мірошник – Own Work, CC BY-SA 4.0.
继续阅读“剔透的精灵:虾黄赤蜻”
By kallerna – Own Work, CC BY-SA 4.0.
继续阅读“法罗群岛的眼泪湖”
By Christian Mehlführer, User:Chmehl – Own Work, CC BY 2.5.
继续阅读“科罗拉多河马蹄湾”
上图拍摄于当地时间 2012 年 02 月 12 日,图中是少女峰铁路,背景中的山峰是位于少女峰山脉断层中的艾格峰。
By Salamanamanjaro, CC BY-SA 3.0.
继续阅读“瑞士少女峰铁路”
By 4000er – Own work, Public Domain.
继续阅读“瑞士少女峰”
Image By: Kitabc12345
This file is made available under the Creative Commons CC0 1.0 Universal Public Domain Dedication
继续阅读“三亚湾的夕阳”
Credits: NASA/Ames Research Center/Ved Chirayath
继续阅读“萨摩亚群岛的珊瑚礁”
由Kreuzschnabel – 自己的作品,CC BY-SA 3.0.
继续阅读“英国北约克郡的彩虹”
由Expedition to the Deep Slope 2007, NOAA-OE – Photo Library NOAA,公有领域。
继续阅读“墨西哥湾的海葵”