On Jan. 13 2013, the National Geographic Society celebrated its 125th anniversary as one of the world's largest educational and scientific organizations.
1991 | NORTH ATLANTIC: Rusted prow of the R.M.S. Titanic, which sank in the North Atlantic after hitting an iceberg in April 1912. (Photo by Emory Kristof)
1991 | NORTH ATLANTIC: Rusted prow of the R.M.S. Titanic, which sank in the North Atlantic after hitting an iceberg in April 1912. (Photo by Emory Kristof)