![USGS on Twitter: "A dramatic sinkhole collapse from 2010 in Guatemala City 300 feet (100 meters) deep. http://t.co/8eIKGmTL38 http://t.co/pBFwdFrh7j" / Twitter USGS on Twitter: "A dramatic sinkhole collapse from 2010 in Guatemala City 300 feet (100 meters) deep. http://t.co/8eIKGmTL38 http://t.co/pBFwdFrh7j" / Twitter](https://pbs.twimg.com/media/Byx8UXxIUAElkgB.jpg)
USGS on Twitter: "A dramatic sinkhole collapse from 2010 in Guatemala City 300 feet (100 meters) deep. http://t.co/8eIKGmTL38 http://t.co/pBFwdFrh7j" / Twitter
Fan Maps - The Tallest Tree in the World: HYPERION • "Redwoods (scientific name: Sequoia sempervirens) are the tallest trees in the world, they easily reach heights of 300 feet (91 meters)
![The Guatemala City sinkhole, estimated to be 60 feet (18 meters) wide and 300 feet (100 meters) deep, appears to have been triggered by the deluge from tropical storm Agatha. - 9GAG The Guatemala City sinkhole, estimated to be 60 feet (18 meters) wide and 300 feet (100 meters) deep, appears to have been triggered by the deluge from tropical storm Agatha. - 9GAG](https://img-9gag-fun.9cache.com/photo/ax9P8gn_460s.jpg)
The Guatemala City sinkhole, estimated to be 60 feet (18 meters) wide and 300 feet (100 meters) deep, appears to have been triggered by the deluge from tropical storm Agatha. - 9GAG
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American Geophysical Union (AGU) - Step into the abyss...or send an ROV. The Czech Republic's Hranice Abyss is more than twice as deep as researchers thought. https://eos.org/research-spotlights/worlds-deepest-freshwater-cave-may-be-a-kilometer-deep ...
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Clim8 on Twitter: "The largest wind turbine in the world is nearly 900 ft tall and each blade is more than 300 ft long. The turbine has a capacity of 12 megawatts (
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