CNN Forensic Files April 10, 2014 07:22:00
The pinger locator below that. 4,600 feet below the surface. marine biologist says at these depths marine life is unlook anything most people have ever seen. >> the deeper you go, you find, less and less, have to be cold tolerant. they might not have eyes. they might be blind. don't need to see. no light down there. keep going toward the ocean floor. at 12,500 is where you find the wreckage of the titanic which took some 70 years to discover and where it still rests today. if it were turned upside down at 14,400 feet where you would hit the iconic peak of washington state's mt. rainier. only a...