Workmen complete mountain top glass platform
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Scary but beautiful Alpine mountain top box

20 December 2013 Last updated at 14:01 GMT

Work is being completed on an unusual tourist attraction in the French Alps. The mountain top glass box gives visitors a unique view from the top of the world.

At 3800m above sea level the glass cabin has taken two years to build and will cost 55 euros (£45) to visit.

Claire Brennan reports.