action
active
activity
ash
ash fall
banos
banos de agua santa
cordillera
crater
danger
disaster
ecuador
energy
erupting
eruption
expedition
exploding
explosion
fire
fumarole
gas
geologic
geology
geothermal
national
nature
noise
oriental
outdoor
park
plume
power
sangay
south america
spectacle
spread
strato volcano
strombolian
strong
summit
sundown
sunset
throat
tungurahua
violent
volcanic
volcano
volcanology