Gernsheim is a nice little Hessian city situated direcly on the rhine. As part of the metropolitan area between Frankfurt and Mannheim it is easily reachable by car, train or plane.
And because we love you, here is some more driving information
Coming from North (A5)
On Darmstaedter Kreuz change to A67
then Exit at "Gernsheim" and turn right.
Coming from South (A6)
you'll get on the A67 eventually
then exit at "Gernsheim" and turn left
From the Exit Gernsheim on A67
you just have to follow the road
until you arrive at the destination in Gernsheim
on the right after the underpass.
Warning there is a speed camera in Gernsheim
after the first big crossing so drive the allowed 50 km/h
Under Construction is the last demoparty of 2017. It takes place from December 27th to 29th in Gernsheim, Germany.