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| The ghostly remains of the R.M.S. Titanic, more than two miles (3 kilometers) deep in the North Atlantic, lay unseen for 73 years until oceanographer Robert Ballard thrilled the world in 1985 by finding the famous luxury liner, sunk by an iceberg. The sediment-encrusted bow emerges in high-intensity lights trained on it by submersibles. |
| Emory Kristof |