te waihou river surrounded by lush green plants

algae astonishing best biology blue breathtaking clear conservation crystal destination ecology environment environmental ferns floating flora forest freshwater geology green idyllic imposing impressive island kept landscape lush magical mother native nature new nobody north outdoors pacific paradise paradisiac peaceful plants pure putaruru reflection relaxation reserve river scenic seaweed secret spirituality spring springs stunning surrounded travel vegetation vitality waihou waikato walkway water wild wildlife yucca zealand