Portal:Earth sciences/DYK/20

Tent rocks at Göreme

... that the landscape of Göreme National Park (pictured) has been formed by volcanic activity followed by erosion?
... that a giant landslide took place on Socompa volcano some 7,000 years ago, moving approximately 19.2 cubic kilometres (4.6 cu mi) of rock?
... that the waterfalls on Catlin Brook are the "holy grail" of Pennsylvania waterfalls?
... that Alaskans in coastal areas evacuated to higher ground where they waited to see if the 2018 Gulf of Alaska earthquake had caused a tsunami?
... that Scott G. Borg is credited with helping develop the drilling technology that retrieved the first pure water samples from half a mile (0.8 km) below the surface of an ice-covered Antarctic lake?
... that the 2010 Mount Meager landslide was one of the largest in Canadian history?

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