The Mary Rose and her technological journey

It's been 30 years since Henry V111's flagship Mary Rose was brought to the surface after lying at the bottom of the sea for more than four centuriess. Bringing her up was a technological achievement.

Now she's at the forefront of science again - a new museum being built to house her will be one of the most advanced in the world. Here's John Lippiett, the Chief Executive of the Mary Rose Trust.