(IMAGE) Technical University of Munich (TUM) Caption The roof of this pavilion is supported by trees. It will be covered later when the tree pillars are strong enough for it. Credit F. Ludwig / TUM Usage Restrictions may be freely used by reporters, with proper attribution License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.