One of idea for raising the ship calls for filling it with ping-pong balls and letting their buoyancy raise the Titanic to the surface. Lest we forget, the Titanic collided with an iceberg on the night of April 14, 1912, and sank a couple of hours later. In the same 1985 article, another salvager proposed wrapping the wreck in wire mesh and pumping liquid nitrogen around it. Other entrepreneurs have proposed building a scoop of some kind to dig under the ship and raise it gingerly upward. Why raise the Titanic when you can get an incredibly detailed look at it online?