through with the plans because the cuban revolution happened occurred he had to leave the island. because he couldn't construct that the plan was basically shelved . the road got the berlin commission and adopt that the plans to the new projects you have to vote for in that. construction began soon after one thousand nine hundred sixty five. by now an old man traveled from the united states to berlin to celebrate the laying of the first stone the project was close to his heart. i dedicate this to the lights of the people. and service of the arts on the mines. can take one thousand two hundred tons steel roof post a major challenge it had to be lifted very slowly find a hole or watched carefully from his car. recalls the moment.