the place, where the rio celeste river is changing into blue in the tenorio national park in costa rica

water waterfall nature forest tree jungle stream river watercourse leaf green autumn reflection rock wilderness rapid adventure america azure beautiful blue cascade celeste celestial central colorful costa rica destination environment exotic flowing fresh landscape national park natural outdoor outdoors overcast paradise pond rain rainforest rio scenery scenic tenorio tourism travel trees tropical beauty fall flow fuel geology hiking hot journey lagoon landmark majestic mineral mist peaceful place power romance spring state station sulfur tourist turquoise volcanic where changing into