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The Valley of Ten Thousand Smokes is a volcanic landscape located within Katmai National Park and Preserve on the Alaska Peninsula. It was formed during the 1912 eruption of Novarupta, which covered the former river valley in a deep layer of ash and pumice. In the immediate aftermath, thousands of f...
The Valley of Ten Thousand Smokes represents an extraordinary geological feature in Alaska’s Katmai region. It is a massive deposit of ash created by the 1912 Novarupta eruption, notable for its extensive network of persistent fumaroles—steam and gas vents. This field offers scientists valuable insi...
Mageik Volcano Fumaroles are vigorous, sulfur-depositing vents in a young crater on Mount Mageik in Alaska's Katmai volcanic cluster.
Martin Volcano Fumaroles are vigorous summit vents on Mount Martin in Alaska's Katmai volcanic cluster, where sulfur dioxide flux was estimated near 75 tonnes daily.
Mount Trident Fumaroles are sulfur-producing vents in Alaska's Katmai region; one steaming pit seen in 1951 became the site of a new cone in 1953.
Mount Griggs Fumaroles are persistent vents in the summit crater and upper southwest flank of this Alaska stratovolcano, which has no documented historical eruption.
Fourpeaked Mountain Fumaroles are volcanic-gas vents in Alaska that broke through Fourpeaked Glacier during the volcano's notable unrest in 2006.
