americas
border
brazil
brazilian
cable
color image
color photography
color picture
dam
day
destination
ecological
electric
electricity
energy
famous place
hydro electricity
hydroelectric
hydroelectricity
image
industrial
industry
itaipu
landmark
landscape
large
latin america
latin american
nature
no people
outdoors
paraguay
paraguayan
parana river
parana state
photograph
picture
places
power
power line
renewable energy
river
south america
south american
stock photograph
stock picture
tower
utilities
water