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A man with a backpack stands on a rocky, volcanic landscape holding a glass sampling flask while a large plume of smoke rises from a crater in the background.

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A man smiles while taking a selfie with a smartphone against the backdrop of a volcanic eruption at night, with glowing lava and smoke illuminating the scene.

A line of wildland firefighters in silhouette walks along a ridge with tools on their shoulders, set against a massive plume of smoke illuminated by fire, with the sun visible as a pale disc in the sky.

A lone figure stands on the dark, rocky rim of a volcanic crater at night, overlooking a glowing lava lake that illuminates a large plume of steam.

A person viewed from behind, wearing a hooded scarf, stands at the edge of a glowing lava lake at night with smoke rising from the crater.

A middle-aged man with grey hair and weathered skin stands outdoors in a sunny, arid landscape with smoke from a fire drifting behind him.

A group of people stands on the ash rim of Mount Yasur, watching lava bombs arc through the air above the crater during blue hour.

A wide-angle view of the Erta Ale lava lake at blue hour, featuring a glowing molten crust and a plume of smoke rising against a twilight sky with visible stars.

An aerial view of Mount Etna erupting with a large ash plume during sunrise, with snow-covered volcanic slopes and the Ionian Sea visible in the background.

A night view of the Jeju fire festival showing a line of fire burning up the grassy slope of Saebyeol Oreum, with orange smoke rising into a starry sky and a crowd gathered in the dark fields below.

A wide-angle view of a volcanic fissure eruption at blue hour, with lava fountains and flowing rivers of molten rock illuminating a snow-dusted, mossy landscape.

A hominid crouches on a rocky lakeshore, striking a stone with another rock to create flakes in the low morning light.

A view of the volcanic summit of La Soufrière in Guadeloupe, featuring steam rising from sulfur-crusted fumaroles amidst grey lava rocks and patches of red lichen under a hazy, sunlit sky.

A man with curly hair and a goatee takes a selfie with a smartphone while standing on a rocky mountain peak above a sea of clouds at sunset.

A motorcyclist rides a trail bike across the foggy, grey volcanic Sea of Sand near Mount Bromo at dawn, with a pink-lit steam plume rising from the crater in the background.

A nighttime view of Volcán de Fuego erupting with glowing lava flowing down its dark slopes, a plume of ash rising into a starry sky, and a sea of clouds illuminated by distant city lights below.

A lone figure stands on the edge of the burning Darvaza gas crater in the Karakum desert at night, illuminated by the orange glow of the flames against a starry sky.

A rugged, cooled lava field on the flank of a mountain with a steaming fissure marked by yellow sulfur deposits under soft, low-angle sunlight.

A man with South Asian features, wearing a soiled yellow firefighter jacket, stands in front of a forest fire at night.

A geologist wearing a hard hat and respirator crouches on a rocky, sulfur-crusted volcanic crater rim at dawn, holding a sampling tube toward a steaming fumarole while sunlight backlights the scene.

A line of hotshot crew in silhouette walks along a ridge against a backdrop of a massive wildfire with orange smoke and a red sun visible in the sky.

A young man with wavy brown hair kneels in a rocky, arid desert landscape during golden hour, using a rock hammer to examine a white quartz vein in the ground.

A large volcanic eruption plume rises from Mount Etna at dawn, topped by a pink-tinted pileus cloud against a soft sky.

A front-facing portrait of a man with wavy grey hair and a trimmed grey beard, wearing a dark shirt patterned with tropical palm fronds, posed before an active volcano under warm sunset rim lighting.

A portrait of a soot-covered firefighter wearing a yellow helmet and shirt, standing in front of a burning hillside at dusk.

A view of a volcanic crater rim on Mount Etna, featuring dark ash slopes with yellow and orange sulfur deposits, venting fumaroles, and clouds illuminated by sunlight.

A wide-angle view of the Villarrica volcano crater at dusk, featuring a glowing orange lava lake at the bottom, layered walls of ice and volcanic ash, and rising gas plumes against a violet sky.

A portrait of a woman with dark hair in a bun, standing in front of the glowing red lava lake and volcanic plume of Kīlauea caldera at night.

An aerial view of the Tajogaite volcanic cone on La Palma during golden hour, featuring black ash slopes, patches of green Canary pines, and faint steam rising from the crater under warm sunlight.

A geothermal landscape with steam rising from vents in rocky, ochre-colored ground, featuring dead tree stumps on a barren hillside under raking sunlight.

A night view of the Popocatépetl volcano erupting with an orange glowing plume of ash under a starry sky, with the snow-covered slopes of Iztaccíhuatl to the left and pine trees in the foreground.

Rain falls onto a dark, cooling lava field on Kīlauea, creating wisps of steam where droplets strike the glowing orange cracks in the basalt crust under a grey, overcast sky.

An aerial view of a volcanic island with black sand beaches, rugged basalt rock formations, and steam rising from a geothermal vent, surrounded by the ocean.

An aerial view of a volcanic eruption at night, showing a braided river of glowing orange lava flowing across a dark landscape with plumes of smoke and gas rising into the air.

A vast, dark basalt lava field at dusk with glowing red cracks in the crust and rising steam vents under a purple sky.

A volcanic eruption of Tungurahua at dusk, featuring a dark ash column rising above the mountain, glowing lava blocks on the upper slopes, and the town of Baños visible in the valley below.

A man in a silver heat-reflective suit stands in the foreground, looking toward a glowing lava lake at dusk in a rocky, volcanic landscape.

A portrait of a middle-aged man with curly dark hair and a beard, wearing a floral shirt, standing in front of an erupting volcano at dusk with a glowing red crater and a violet sky.

A volcanic eruption at sunset with a large ash plume rising from a dark mountain cone, featuring a glowing lava flow on the flank and a pink and gold lit cloud formation above.

An aerial view looking directly down into the glowing crater of an erupting volcano at night, with molten lava fragments arching through the air amidst smoke and ash.

A firefighter in yellow turnout gear stands on a rocky ridge at night, holding a hose while looking out at a large forest fire burning across the hillside.

A high-angle view of the summit crater of Ol Doinyo Lengai, featuring fresh black natrocarbonatite lava flows, steaming hornitos, and a hazy Rift Valley landscape under bright daylight.

Three people, two adults and a child, stand as silhouettes on a rocky ridge overlooking a volcanic landscape with flowing lava and rising steam under a blue hour sky.

A silhouette of an adult and a child stands amidst the golden steam plumes of the El Tatio geyser field at dawn, with frost-covered ground and distant mountains under a blue sky.

A man with a red beard and a gas mask pushed up on his forehead stands in front of a glowing volcanic eruption at night.

A massive wall of dust rises over a flat, arid landscape dotted with sparse trees at sunset, with the low sun casting a warm, ochre glow over the scene.

A giant tortoise stands on the rocky rim of a volcanic caldera at sunrise, with steam rising from fumaroles in the vast landscape below.

A line of silhouetted figures carrying baskets on their heads walks along a ridge in the Jharia coalfield, with smoke and flames rising from the dark, cracked ground under an orange, hazy sky.

A small corrugated metal hut with a tall communications mast sits on a dark, ash-covered volcanic ridge at dusk, with a glowing orange plume rising from a crater in the background.

A quadruped mechanical robot walks across a rugged, black volcanic landscape at dawn, surrounded by steaming fumaroles with yellow sulfur deposits under a sunrise sky.

A red-haired hiker stands on a rocky mountain summit overlooking a coastal landscape, with clouds swirling around him and sunlight illuminating his shoulders.

A volcanic eruption at sunset with a large ash plume rising above a mountain, illuminated by peach-colored light at the top and dark charcoal at the base, with lightning bolts visible within the smoke column over a dark bay.

A massive dust storm sweeps across the desert floor below sand dunes at sunset, with the top of the dust cloud illuminated in orange light against a violet sky.

A high-angle view of the volcanic rim of Mount Bromo at sunrise, with golden light illuminating the rugged terrain, steam rising from the crater, and distant mountain peaks visible through the haze.

A lone mountaineer stands on the snowy, icy rim of a deep volcanic crater at sunrise, with the distant Mexican landscape visible through a hazy horizon.

A view of the Sabancaya volcano erupting with a plume of ash at dawn, situated next to the snow-covered Ampato mountain, with a group of vicuñas grazing on the golden, frosted puna in the foreground.

A scientific monitoring station with a mast and instrument case sits on the rocky, sulfur-crusted edge of a volcanic crater at dusk, with a glowing orange plume of smoke rising in the background.

A person wearing scuffed leather hiking boots stands on a field of cooled, ropy black lava at dusk, with steam and a red glow rising from a crack in the rock.

A volcanic fissure eruption at Fagradalsfjall in Iceland illuminates the landscape with glowing lava and smoke during blue twilight, with a group of people observing from a snow-dusted ridge.

A volcanic eruption at night in Iceland features glowing lava fountains and a lightning strike within a massive ash cloud, with spectators and vehicles visible in the foreground.

A man with an athletic build and a goatee stands in a scorched fireproof suit on a desert film set at dusk, with smoke rising from his shoulders.

A lone runner in silhouette descends a steep, black volcanic cinder slope at dawn, kicking up a golden-lit plume of ash above a sea of clouds.

A small Lystrosaurus stands on a dark, rocky ridge overlooking a vast volcanic landscape with a river of glowing lava and erupting fissures under a dark, ash-filled sky.

A person in a hooded parka sits on a rocky ridge overlooking a volcanic lava field at twilight, with the red glow of molten lava illuminating the scene against the blue evening sky.

Two people in bright jackets stand on the edge of a red volcanic crater rim overlooking a steaming emerald green lake under bright sunlight.

A man with a mustache wearing a tan uniform stands in a field during a controlled burn at sunset.

A glowing lava flow moves through a snow-covered larch forest at the base of a smoking volcano in Kamchatka at dusk, with trees catching fire along the edge of the molten rock.

A long-exposure night shot of Volcán de Fuego erupting with lava bombs and glowing lava flows, viewed from a rocky ridge with silhouettes of observers and tents under a starry sky.

A volcanic eruption at dusk with a large ash plume, lightning strikes, and glowing lava flows, set against a landscape of terraced fields in the foreground.

A firefighter in a helmet walks along a dirt trail in the Blue Mountains at dusk, using a drip torch to ignite a controlled backburn that creates a line of low flames and pink-tinted smoke against the mountain ridges.

A young man with East African features and a short beard stands on the rim of a crater filled with mist at sunrise.

An Indigenous ranger with a moustache stands in a field of spear grass in Kakadu, watching a controlled burn at dusk with smoke backlit by the setting sun.

A massive dark ash plume erupts from a crater in the snow-covered Vatnajökull glacier, illuminated by the low light of the winter sun.