The Internationales Congress Centrum Berlin (ICC Berlin) ranks among the biggest congress venues in the world. It was built in just four years under the architects Ralf Schuler and Ursulina Schuler-Witte. Since its opening the highly versatile communication complex - 320 metres long, 80 metres wide and 40 metres high, - ICC Berlin is one of the most outstanding landmarks of postwar German architecture.The complex consists of spacious lobbies (5,500 m2) and 80 halls.A three-storey walkway provides a direct link between ICC Berlin and the Berlin Exhibition Grounds.The building is contaminated by asbestos, renovation has to be done and it's future is until now undecided.