Vocabulary of the day
Montanha (mountain)
Rio (river)
Vale (valley)
mar (sea)
planalto (plateau)
cânion (canyon)
Lago (lake)
Península (peninsula)
oceano (ocean)
Falésia (cliff)
Colina (hill)
deserto (desert)
duna (dune)
planície (plain)
pico (peak)
Vulcão (volcano)
Cachoeira (waterfall)
ilha (island)
baía (bay)
golfo (gulf)
recife (reef)
delta (delta)
atol (atoll)
fiorde (fjord)
Glaciar (glacier)
bacia (basin)
arquipélago (archipelago)
istmo (isthmus)
Caverna (cave)
desfiladeiro (gorge)