Tuesday, August 11, 2020

Pumice Desert

Here a very thick layer of pumice and ash has created a dry area where the water permeates the ground too fast to sustain...

Hole-in-the-Ground

Large, circular maar - a volcanic explosion crater. Its diameter is some 1,600 m, the floor is around 150 m below the surroundings but...

Fort Rock

An unusual landmark - tufa ring which rises 105 m above the surrounding plain. The diameter of this formation is around 1,360 m. Location, GPS...

S P Crater

Well defined cinder cone with dark lava flow extending from it. This symmetric cone rises 250 m above surroundings. Location, GPS coordinates: 35.58241 N 111.63184 W Categories: Volcanoes Values: Geology,...

Pu’u ‘Ō’ō

One of cinder cones of Kīlauea, erupting continuously since January 1983. The longest lived known rift-zone eruption. Continuous lava flows from this cone constantly...

Molokini crater

Partially submerged volcanic crater. Some 600 m long crescent shaped summit rises above the water. Exceptional scuba diving site due to calm water, good...

Mauna Kea

One of the highest mountains in the world if measured from its underwater base - 10,203 m high. Above the sea level it rises...

Mauna Loa

Volcano with the largest area in the world among the volcanoes which are above the sea level. It rises 4 169 m above the...

Mount Shishaldin

The most symmetrical cone-shaped glacier clad volcano (and mountain in general) in the world, 2857 m high. Mount Shishaldin is continuously active, emitting a...

Mount Martin

Volcano with very active fumarolic activity. Its crater contains intermittent acidic lake and thick sulfur deposits. Location, GPS coordinates: 58.16913 N 155.35699 W Categories: Volcanoes, Lakes and streams,...