A plan of the surroundings can be found below. The TILAB is in the building with the code DE. The underground exits marked in the plan all lead to and from the station "Karlsplatz". In Building DE the TILAB is located in the "Hochparterre". This is the floor above the ground floor and below the first floor. In doubt enter the elevator and press "H". Behind the second glass door you will find the TILAB.