Parallel on either side of the ridge they found strange Stripes of

Throughout the fifties and sixties the team of geologist led by Princeton's Harry Hess compiled sonar data from all of the world's oceans it was as though they had pulled out a giant plug and drain away all the water and expose the ocean floor are there Maps revealed that the Marianas Trench is just right around the planet but that wasn't all running parallel to the East Pacific Ridge to make the largest geological feature on Earth The Next Step was clear investigator earthquakes