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Golovnin is a caldera located in the southern part of Kunashir Island, Kuril Islands, Russia. It is the southernmost volcano of the Kuril Islands.
Active mud volcano cone formation near Buzau, Romania. These small, volcano-shaped mounds, usually a few meters tall, result from deep volcanic gas eruptions.
Romania, Buzu County, Berca. Geological ,botanical reservation Vulcanii Noroioi de la Paclele Mici. Small volcano-shaped structures caused by eruption of  natural gases.
Gobustan, Azerbaijan: mud spewing out from the earth due to compactional stress, Azerbaijan has the most mud volcanoes in the world, with around 300 of them, around a third of all mud volcanoes in the world, some thought to have medicinal qualities. Their occurrence in the area around Qobustan is closely linked to the oil and gas deposits there.
The dried up bed of \
Naturally occurring mud volcano in Gobustan close to Baku, capital city of Azerbaijan. The geological feature is usually associated with the presence of oilfields.
Bubbling crater of a mud volcano. Close up view onto gas bubble exploding in crater of mud volcano. Mud volcano at Paclele Mari, near Buzau, Romania.
High in the spring mountains of Hachimantai, Iwate Prefecture is the famous formation known as Dragon Eye which attracts many visitors through the spring time as the snow melts.
Mud volcanoes of Gobustan near Baku, Azerbaijan
dry and arid soil
Arid landscape near Berca, Buzau, Romania, showcasing a rare European geological phenomenon. Here, gases from the earth emerge through the hills, creating small mud volcanoes and shaping a distinctive and remarkable landscape.
Boiling mudpots and fumeroles at Bumpass Hell, Lassen Volcanic National Park, California, USA. Colors are from minerals mixed with the mud. Dark muds are mixed with pyrite, yellow muds with sulfate minerals. Kodachrome scanned film, 1982.
Romania, Buzau, Berca - Active Mud Volcanoes, Muddy Volcanoes Reservation in Mountains, View Landmark for Tourists, Landscape (unique geological phenomenon in Europe where the earth gas reaches the surface through hills making small Mud volcanoes)
Industrial sand quarry. Sand pit. Sand special for construction. Construction industry.
The mud volcanoes of Berca in Romania
Noboribetsuonsencho, Japan - June 6, 2023: Resort visitors to the hot springs walk the elevated path to the Observation Deck in Jigokudani, Hell Valley. Spring afternoon in the volcanic landscape of Iburi Subprefecture.
Mud volcanoes from Berca (Romania) are a spectacular feature  of volcano shapes structures , eruption of mud and natural gases
Gravel in old surface stone quarry
Active mud volcano in Berca, Buzau, Romania. These small, volcano-shaped mounds, usually a few meters tall, result from deep volcanic gas eruptions.
Boiling water in a geothermal well
Mud volcanoes of city Salyan, Azerbaijan (1)
Muddy Volcanoes National Reservation in Romania, Berca, Buzau, Muddy Volcanoes
Kamchatka a peninsula in east Russia, between the Sea of Okhotsk and the Bering Sea. Length: about 1200 km
Hot river at Geothermalatea in  the Haukadalur valley, east of Reykjavík, Iceland.
Active mudpot with rising steam on Baranovsky volcano on Iturup, Kuril islands
Natural Rock Background
GOSHOGAKE Hot Spring, Akita Prefecture/Japan, 2012/8/9.
View of the formations left by wind and rain of the Badlands located at Davutoglan Wildlife Development Area, Turkey.
Romania, mud volcano, moon landscape
Mountain view in late autumn mountain gorge in Central Asia
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