These people are crazy:
That's scary to watch . What volcano is it?
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
That's scary to watch
A crew consisting of Kiwi vulcanologist Geoff Mackley descended into the Marum volcano on South Pacific's Ambrym Island,
Read more: http://www.vancouversun.com/Crew+descends+into+live+volcano+comes+away+with+spectacular+video/3623535/story.html#ixzz11TXOH2uJ [Broken]
In a silver heat-proof suit, Bristol is seen using ropes to lower himself down into the volcano towards the fiery lake. He then pitches a tent 500m down the inside of it while using oxygen canisters to breath.
"He is about 100m from the surface of the lava which is certainly close enough for him to require a protective suit," he said.