Natschbach-LoipersbachNatschbach-Loipersbach is a town in the district of Neunkirchen in the Austrian state of Lower Austria.WWW natschbach-loipersbach.gv...SportSpeedway Natschbach-Loipersbach is a motorcycle speedway venue on Guntramserstraße 689/110, which is adjacent to the Schwarza river. The facility has hosted important events, including qualifying rounds of the Speedway World Championship and the 1989 Speedway Champions Cup.