Virtual Volcano Vacation #99 WINNERS! – Karthala

Mount Karthala, Comoros, is one of two volcanoes that form Grand Comore Island off the coast of Africa. As mentioned in a previous clue, this volcano is much like Mauna Loa. It’s a shield volcano that has created an island, with frequent gentle eruptions that often results in lava flowing into the sea. It is…

Virtual Volcano Vacation challenge #99 – Postcard #3

In some ways, my hiding spot is very like another very famous volcano beloved of our fellow volcano hunter Jesper. Shield Volcano: Check Created Island: Check Lava Lake: Check Lava flowing into the sea: Check Active: Check Not Mauna Loa: Check This stiched-together Google Map image of the northern/northeastern flank shows one of the many…

Virtual Volcano Vacation challenge #99 – Postcard #2

Once upon a time, this volcano caldera had a pretty green lake, but the last eruption made short work of it. While earlier eruptions tended to be effusive, and in some cases strombolian activity was observed, the last few eruptions have been straight-up phreatic, likely due to eruption-caused changes to the groundwater plumbing. It’s been…