英文關鍵字
adventure
america
argentina
beautiful
beauty
border
brazil
cascades
destination
falls
flow
flowing
green
heritage
iguacu
iguazu
jungle
landmark
landscape
latin
majestic
moss
most
natural
nature
paradise
paraguay
park
producing
river
scenery
scenic
semicircular
sky
south
sprays
stone
stream
tourism
travel
tropical
unesco
vast
view
water
waterfall
waterfalls
waterfountain