Never-before-seen photos of the Titanic

Never-before-seen photos of the Titanic are to be released in National Geographic's April 2012 edition. The following spectacular high-resolution photos were taken using sonar imaging and show the 100-year-old vessel as it looks today - resting 12,500ft on the sea floor. Photo credit: RMS TITANIC, INC; Produced by AIVL, Woods Hole Oceanographic Institute.