acid
afar
africa
awe
beautiful
beauty in nature
clear sky
color
colorful
dallol
danakil
dangerous
day
earth
environment
erta ale
ethiopia
extreme
fountain
gas
green
hottest
hydrothermal
lake
landscape
mineral
natural
nature
no people
outdoor
poisonous
salt
scenics
sky
sulfur
surface
tour
tourism
toxic
travel
unearthly
venomous
view
visit
water
yellow