A36, take exit 17 Mulhouse-Dornach and follow signs marked Musée Electropolis or Cité du Train... © 2022 Musée Electropolis. Opening hours and access... Opening hours and access. Opening hours and access... The Electropolis Museum would like to thank you in advance for your understanding... OPENING HOURS open from Tuesday to Sunday, from 10:00pm to 6:00pm . closed from 1st to 31st January, Mondays, Good Friday 1st May, 1st and 11 th November 25 th and 26 th December.