TOP 10 STRANGEST Rivers

The Caño Cristales is a vibrant five-colored river; the Tinto River is blood-red due to minerals; the Onyx River flows only in summer; the Congo River is the deepest in the world; the Amazon River has the most water; the Chicago River once reversed its course; the Citarum River is heavily polluted; the Whanganui River has legal status; the Mekong River has seen "Naga fireballs"; the Daldykan River once changed color to an unusual red.