Haleakala National Park
Hawaii Volcanoes National Park
Hawai'i Volcanoes National Park
Mauna Loa
volcanoarenite
Lassen Volcanic National Park
fluctus
Sequoia National Park
Denali National Park and Preserve
paleovolcanology
repose
Denali National Park
Mt Etna
Capitol Reef National Park
Etna
Mount Etna
Mauna Kea
heiau
volcanology
volcano
vulcanology
Carlsbad Caverns National Park
volcanism
spatter cone
Kenai Fjords National Park
paroxysm
Lanai
Badlands National Park
Lanai Island
Katmai National Park
cinder cone
Katmai National Park and Preserve
Lascar
stratocone
Mount Asama
Hilo
Asama
eruption column
Isle Royale National Park
Chickasaw National Recreation Area
Colima
Isle Royal National Park
Platt National Park
Lake Clark National Park and Preserve
Nevado de Colima
Lake Clark National Park
Volcan de Colima
caldera
Crater Lake National Park
Fuji-san
Mount Fuji
Virgin Islands National Park
Fujiyama
Fujinoyama
Fuji
supereruption
Mt Orizaba
Citlaltepetl
Mount Orizaba
somma
puy
Mount Rainier National Park
Pico de Orizaba
tephra
volcanic