National Geographic's free "Building Titanic" app to mark 100th anniversary.

To commemorate the 100th anniversary of what was then men's greatest achievement, National Geographic is offering a free app called "Building Titanic". With the free app, "travel back in time and witness Titanic's construction". Use the timeline to control the assembly of the liner. April 15 marks the terrible day 100 years ago when the Titanic sank.


Features:

• Over 50 in-depth points-of-interest along a dynamic interactive timeline of her construction.
• More than 100 rare photos detail every aspect of her assembly.
• Incredible archival film shows the laborers who built her in action.
• Special previews of upcoming James Cameron and Bob Ballard Titanic documentaries from the National  Geographic Channel.


Source: National Geographic, iTunes download link