The Philadelphia International Airport is the 9th busiest airport in the world. The Philadelphia Marketplace Food, Shops and services at the airport have a mind-boggling number of eateries, retail stores that sell everything that one can think of, and a number of newsstands.
(See a gallery of plesiosaur and pliosaur pictures.) Plesiosaurs (Greek for almost lizards) were large, long-necked, four-flippered marine reptiles that paddled their way through the oceans, lakes, rivers and swamps of the Jurassic and Cretaceous periods.
Dorset pliosaur: âMost fearsome predatorâ unveiled. Read more about sharing. A skull belonging to one of the largest sea monsters ever unearthed is being unveiled to the public. The beast, which is called a pliosaur, has been described as the most fearsome predator the Earth has seen.