swap_horiz Bumpass Hell fumaroles Alternatives

1

Sulphur Caldron fumaroles (Yellowstone)

Sulphur Caldron fumaroles represent a significant area within Yellowstone National Park’s hydrothermal system. These ven...

Wyoming Acidic Yellowstone Hydrothermal

9.4 Excellent

2

Mud Volcano fumaroles (Yellowstone)

Mud volcanoes near Yellowstone’s Mud Caldron area release significant amounts of steam and gases due to geothermal activ...

Wyoming Active Yellowstone Hydrothermal

9.4 Excellent

3

Halemaʻumaʻu fumaroles (Kīlauea)

Halemaʻumaʻu fumaroles are volcanic vents located within the summit crater of Kīlauea Volcano in Hawaii. These active fe...

USA Hawaii Active Lava Lake

9.3 Excellent

4

Sulfur Banks (Kīlauea)

Sulfur Banks is a notable fumarolic area at Hawaii's Kīlauea volcano, where escaping volcanic gases rich in hydrogen sul...

USA Hawaii Tourist Sulfurous

8.7 Great

5

Lāhikmanu fumaroles (Kīlauea)

The Lāhikmanu fumaroles are geothermal gas vents located within Hawaii's Kīlauea volcano, an intensely active shield vol...

USA Hawaii Active Caldera

8.4 Great

6

Pu'u 'Ō'ō fumaroles

The Pu'u 'Ō'ō fumaroles are volcanic gas vents on Hawaii's Kīlauea, marking a cone that was the site of a near-continuou...

USA Hawaii Active Rift Zone

8.4 Great

7

Black Growler fumarole

The Black Growler is a notoriously hot fumarole located in Yellowstone National Park's Norris Geyser Basin, historically...

USA Yellowstone High Temperature Norris Basin

8.2 Great

8

Roaring Mountain

Roaring Mountain is an acid-sulfate thermal slope in Yellowstone, notable for fumaroles once loud enough in the early 19...

USA Active Yellowstone Solfatara

8.2 Great

9

Mount St. Helens crater fumaroles

Mount St. Helens crater fumaroles are steam vents in Washington's 1980 crater, tied to lava dome activity after the 2004...

USA Crater Post Eruption Fumaroles

8.1 Great

10

Mount Rainier summit fumaroles

Mount Rainier summit fumaroles vent through ice-filled craters in Washington, forming the world's largest volcanic glaci...

USA Summit Rainier Fumaroles

8.1 Great

11

Sherman Crater fumarole field

Sherman Crater fumarole field is on Mount Baker in Washington, where a 1975 surge in heat and gas prompted modern Cascad...

USA Active Cascade Fumarole Field

7.7 Good

12

Sherman Crater fumaroles

The Sherman Crater fumaroles are notable gas vents on Mount Baker in Washington, United States, whose significant increa...

USA Active Crater Fumaroles

7.7 Good

13

Lassen Peak summit fumaroles

Lassen Peak summit fumaroles are superheated gas vents in California, USA, notable for their prominence following the vo...

California Summit Active Cascades

7.6 Good

14

Terminal Geyser

Terminal Geyser is a Lassen steam-vent feature in Warner Valley, notable because it is a cold stream over a vent rather...

USA Trail Lassen Steam Vent

7.1 Good

15

Mammoth Mountain fumarole

The Mammoth Mountain fumarole is a volcanic gas vent in California, notorious for the 2006 accident that killed three sk...

USA California CO2 Hazard

7.1 Good

16

Sulfur Works fumaroles

Sulfur Works is an accessible geothermal area in Lassen Volcanic National Park, California, marking the vent of a former...

USA California Volcanic Lassen

6.9 Fair

17

Little Hot Springs Valley

Little Hot Springs Valley is a Lassen hydrothermal area near Sulphur Works, notable for acid-altered red, yellow, and bu...

USA Active Lassen Fumarole Field

6.8 Fair

18

Big Boiler

Big Boiler is Lassen Volcanic National Park's largest fumarole, notable for steam measured as hot as 322 F at Bumpass He...

USA Lassen Bumpass Superheated

6.7 Fair

19

Pilot Pinnacle

Pilot Pinnacle is a prominent volcanic fumarole formation in Alaska's Valley of Ten Thousand Smokes that solidified from...

USA Active Lassen Hydrothermal

6.6 Fair

20

Pilot Pinnacle fumaroles

Pilot Pinnacle fumaroles are hydrothermal vents in Lassen Volcanic National Park, near a remnant of the older Mount Teha...

USA Active Lassen Fumaroles

5.9 Mediocre