The giant caiman known as Purussaurus was the apex predator of the Miocene epoch as it stalked the wetlands of South America, equipped with the strongest bite of any creature to ever live.Pinterest/Velizar SimeonovskiPurussaurus was so enormous that its head alone was larger than the entire bodies of today’s caimans. Creatures beyond our wildest imagination walked this planet long before humans ever arrived. Perhaps scariest among them was the purussaurus: a prehistoric crocodile longer than a school bus — and mightier than even the T.

Researchers used seismic data from Bolivia's 1994 earthquake to map out a boundary 410 miles beneath the surface — and made a huge discovery.Princeton UniversityEarth’s layers When children learn about the layers of our planet, the components are often simplified into three easily understandable parts: crust, mantle, and core. However, a new study published in Science this week has complicated that notion by suggesting that mountains perhaps bigger than Everest also lie deep inside Earth.

River Country mysteriously shut down in 2001 — and instead of demolishing the once beloved water park, Disney abandoned it, allowing it to rot in plain sight for nearly two decades.Over 20 years ago, Disney World permanently closed the gates of one of its previously most popular theme parks: Disney’s River Country. Instead of demolishing the park, however, Disney abandoned it completely, allowing it to be reclaimed by nature — a rather odd choice for a park known for its immaculate appearance.

The Seven Wonders Of The Ancient World: The Lighthouse Of Alexandria, Egypt Public DomainA depiction of the Lighthouse of Alexandria. The Pharos of Alexandria, a marvel of ancient engineering, is widely believed to have been the first lighthouse ever created. Though its stones and furnace long ago sank to the bottom of the Eastern Harbor, they say its light shines on in the beacons of all the lighthouses of the world.

Undulatus Asperatus Source: National Geographic The asperatus, or undulatus asperatus, cloud formation doesn’t formally exist yet. In 2009, Gavin Pretor-Pinney, founder of the Cloud Appreciation Society, determined that the United Nations had yet to classify the striking cloud formation in their International Cloud Atlas, which has authority on cloud classification. Pretor-Pinney proposed the name undulatus asperatus, meaning “roughened wave,” and will hear whether the United Nations has decided to accept his petition in early 2014.