Visit Haleakala National Park, home to the dormant Haleakala volcano and unique ecosystems in Hawaii
One of the world's highest active volcanoes.
Explore hydrothermal vents, lava domes, lakes, and volcanic peaks in Lassen Volcanic National Park.
Watch brown bears, salmon runs, volcanoes, and the Valley of Ten Thousand Smokes in Katmai National Park.
Explore volcanoes, glaciers, turquoise lakes, rivers, and bear habitat in Lake Clark National Park.
Walk lava landscapes and see active volcanic terrain in Hawaiสปi Volcanoes National Park.
An active volcano you can ski in winter, with a hot acid lake in the crater.
A 4,562 m volcano through giraffe country, and the best acclimatisation walk before Kilimanjaro.
Climb the highest peak on Bioko.
Volcanic park of peaks and lakes, UNESCO-listed.
Trek to the world's second-largest hot lake.
Hike below the near-perfect volcanic cone.
Climb to a glowing summit lava lake.
Panamaโs highest point โ on a clear dawn you can see both oceans.
NZ's finest day hike, past volcanoes.
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