This image is of a geothermal pool located in Yellowstone National Park, USA. Known as the Grand Prismatic Spring, it is the largest geothermal pool in the National Park; wide, and deep, and the third largest geothermal spring pool in the world.
The Underwater Waterfall of Mauritius Island: Mauritius Island is located in the Indian Ocean east of Madagascar. The waterfall is an optical illusion created by sand washed into patterns that make it appear as an underwater waterfall.
Photo: Aerial view of a colorful terraced rice field Terraced Rice Field, China Photograph by Thierry Bornier, My Shot Yunnan, China, is a beautiful place for shooting rice field terraces. (This photo and caption were submitted to My Shot.