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  2. Quilotoa - Wikipedia

    en.wikipedia.org/wiki/Quilotoa

    Quilotoa (Spanish pronunciation:) is a water-filled crater lake and the most western volcano in the Ecuadorian Andes.The 3-kilometre (2 mi)-wide caldera was formed by the collapse of this dacite volcano following a catastrophic VEI-6 eruption about 800 years ago, which produced pyroclastic flows and lahars that reached the Pacific Ocean, and spread an airborne deposit of volcanic ash ...

  3. List of volcanoes in Ecuador - Wikipedia

    en.wikipedia.org/wiki/List_of_volcanoes_in_Ecuador

    This is a list of active and extinct volcanoes in Ecuador. In Ecuador, EPN monitors the volcanic activity in this Andean nation. [1] Mainland ... Quilotoa: 3914: 12,838

  4. Andes - Wikipedia

    en.wikipedia.org/wiki/Andes

    Rift Valley near Quilotoa, Ecuador This photo from the ISS shows the high plains of the Andes Mountains in the foreground, with a line of young volcanoes facing the much lower Atacama Desert. The Andes range has many active volcanoes distributed in four volcanic zones separated by areas of inactivity.

  5. These days, about 500 mountaineers attempt the summit each year, according to Santiago Granda, the Undersecretary of Promotion at Ecuador’s Ministry of Tourism. He says just over half of them ...

  6. Tourism in Ecuador - Wikipedia

    en.wikipedia.org/wiki/Tourism_in_Ecuador

    Quilotoa it is a water-filled boiler and the westernmost volcano in the Ecuadorian Andes. The 3-km-wide boiler was formed by the collapse of this dacite volcano following a catastrophic eruption 800 years ago, which produced pyroclastic flows and lahars that reached the Pacific Ocean, and spread in the air a deposit of volcanic ash along the ...

  7. List of Quaternary volcanic eruptions - Wikipedia

    en.wikipedia.org/wiki/List_of_Quaternary...

    Quilotoa, Ecuador: 1280(?) 6: 21 km 3 (5.0 cu mi) of tephra [2] Samalas volcano, Rinjani Volcanic Complex, Lombok Island, Indonesia: 1257: 7: 40 km 3 (dense-rock equivalent) of tephra: 1257 Samalas eruption; Arctic and Antarctic ice cores provide compelling evidence to link the ice core sulfate spike of 1258/1259 A.D. to this volcano. [34] [35 ...

  8. Timeline of volcanism on Earth - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_volcanism_on_Earth

    1280(?) in Quilotoa, Ecuador; VEI 6; 21 km 3 (5.0 cu mi) of tephra [6] 1257 Samalas eruption, Rinjani volcanic complex, Lombok Island, Indonesia; 40 km 3 (dense-rock equivalent) of tephra, Arctic and Antarctic Ice cores provide compelling evidence to link the ice core sulfate spike of 1258/1259 A.D. to this volcano. [25] [26]

  9. Rift valley - Wikipedia

    en.wikipedia.org/wiki/Rift_valley

    A rift valley near Quilotoa, Ecuador. The Ottawa-Bonnechere Graben Þingvallavatn. A rift valley is a linear shaped lowland between several highlands or mountain ranges produced by the action of a geologic rift. Rifts are formed as a result of the pulling apart of the lithosphere due to extensional tectonics. The linear depression may ...

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