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Underwater Mangrove

© Expeditieteam Aldabra/Foto Natura/Minden Pictures

Crescent Moon

© Jonathan Kingston/National Geographic Society/Corbis

Water Veil

© Junya Hasegawa Photography/Flickr/Getty Images

Colorful Danxia Landform

© Melinda Chan/Flickr/Getty Images

Dublin Spire

© John Harper/Getty Images