‪Most incredible volcano footage ever‬‏

http://www.youtube.com/watch?v=IAxj2ob_JoU From the clip:

You will never see anyone closer to a volcano than this..., Our team in Vanuatu ab seiled 500 vertical metres into the Marum Volcano on Ambrym Island to the very edge of a huge lake of violently boiling lava - live via sat phone 20 Sept 2010