英文關鍵字
along
amazon
amazonia
america
and
bolivia
brazil
canoe
cloud
coast
columbia
cruise
driving
ecology
environment
environmental
evening
flora
forest
green
jungle
leaf
lush
moist
nature
navigation
palm
panama
peru
plant
protection
rain
rainforest
river
sailing
set
ship
shipping
sky
south
southamerica
stream
sun
sunset
tree
trope
tropical
tropically
tropics
venezuela
verdant
waterside