Kīlauea, on Hawaiʻi’s Big Island, features persistent lava flows and Halemaʻumaʻu lava-lake activity; visitors watch safe viewing points, interpretive centres and frequent glow at night from designated overlooks for safety reasons.
Mount Etna, Sicily’s active stratovolcano, erupts frequently with lava flows and ash; safe guided excursions, cable-cars and summit restrictions vary with alert levels — experienced guides required for visitor safety reasons.
Stromboli’s continual Strombolian explosions light the Sciara del Fuoco; frequent small blasts, nighttime glow and boat-viewing offer dramatic spectacles under strict exclusion zones and authorised guided tours only.
Mount Merapi on Java is Indonesia’s most active volcano with frequent dome growth, lava avalanches and pyroclastic flows; follow BPPTKG alerts, view from safe perimeters and guided vantage points only.
Sakurajima near Kagoshima regularly emits ash plumes and pyroclastic activity; local observatories issue warnings, and visitors can observe from viewing platforms or ferry viewpoints during low alerts with trained guides.
Popocatépetl towers over the Mexico City region with frequent ash emissions, explosions and gas; CENAPRED issues alerts, and observation from safe distances or authorised viewpoints is recommended during heightened activity periods.
Mount Nyiragongo holds an active, long-lived lava lake; its 2021 flank flows underline hazards. Observe from Goma outskirts, follow authorities' evacuation plans and avoid valley approaches unless accompanied by guides.
Taal in the Philippines alternates between phreatic and magmatic activity, producing gas plumes and lake disturbances; PHIVOLCS issues warnings and restricts boat access during elevated alert levels for public safety.
Mount Semeru features frequent dome activity, ash plumes and pyroclastic events; PVMBG issues advisories, trekkers should avoid summit approaches and use local guides during periods of unrest.
Yasur on Tanna Island, Vanuatu, erupts strombolianly almost continuously, offering accessible viewing platforms; follow VMGD restrictions, maintain designated distances and visit with authorised guides only for safety and cultural respect.
