Blitzortung.org constitutes a network for lightning data over Central Europe. This is a non-commercial project free for everybody. People who want to participate need a lightning detector with directional determination of lightnings and a personal computer permanently connected to the Internet. The lightning data will either be send to our server or fetched from the contributing stations in sho...
Raabjerg Mile is also one of the biggest dunes in Europe.
It contains about 3.5 mio m3 sand and is 35 to 40 meters high. It moves to the northeast 0-30 meters a year when it's windy weather up to stormy weather.
You can actually see the track the dune has taken over the years.
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