The Earth has a diameter of 12'500 km. This expansion is in the order of 10 to the 7 meters high.
For 10 million francs you can get hold of itself a small or medium-sized castle. The operating costs for this will also be correspondingly high. At least 25 rooms pleasant.
10'000'000 Bq or 10 MBq of strong radioactive sources from only give an easily measurable dose rate. However, you can - are applied by hand - not to unnecessarily for hours.
So many long seconds while in Switzerland, the recruit school or about 15-21 weeks .