On This Date in Minnesota History: December 20

December 20, 1979 - Construction on the Hubert H. Humphrey Metrodome began on this date and “was funded by a limited hotel-motel and liquor tax, local business donations, and payments established within a special tax district near the stadium site. The Metrodome itself cost $55 million to build—significantly under budget—totaling around $124 million with infrastructure and other costs associated with the project added.”

http://en.wikipedia.org/wiki/Hubert_H._Humphrey_Metrodome

Hubert H. Humphrey Metrodome
http://en.wikipedia.org/wiki/Hubert_H._Humphrey_Metrodome