River of Five Colors/ Caño Cristales in Colombia.Caño Cristales is a Colombian river located in the Serrania de la Macarena, province of Meta. aka "The Liquid Rainbow" or even "The Most Beautiful River in the World" I miss my country
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. I want to go here!
Caño Cristales (Colombia) The river appears in many hues–including yellow, green, blue, black, and especially red–which are caused by the Macarenia clavigera (Podostemaceae) at the bottom of the river.
Ruby Falls is a high underground waterfall located within Lookout Mountain, near Chattanooga, Tennessee in the United States. - Ruby Falls and the larger Lookout Mountain Caverns complex have been designated a National Historic Landmark.