the water boils and foams in the riverbed and collapses from the ledge into the abyss.

water waterfall rapid river rock cliff stream nature mountain boils foams riverbed collapses ledge abyss spray mist air tropical vegetation clouds sky iguazu falls argentina waterfalls majestic falls rushing water foam riverbed bubbles rushing haze descend falling edge abyss powerful fog precipice cataract fresh flowing splash mist vegetation rainforest cataratas tropical spray power nature gorge flowing flow adventure jungle clouds unesco wonder famous spectacular iguazu argentina scenic cascade beautiful fall rock green scenery stream waterfall river