Headquarters of the United Nations temporary site. Another alternative for a temporary headquarters or a new permanent facility was the World Trade Center site. Once again, these plans met resistance both within the UN and from the United States and New York governments and were abandoned. By September 2015, the renovations were nearly complete but the cost had risen to $2.15 billion. Demolition of the North Lawn Building began in January 2016. The building was replaced with an open plaza, and most of its materials were to be recycled. Due to the significance of the organization, proposals to relocate its headquarters have occasionally been made.
Headquarters of the United Nations UN had completely moved out of its Lake Success headquarters by May. The construction of the General Assembly Building was delayed due to a shortage of limestone for the building, which in turn resulted from a heavy snow at the British limestone quarries that were supplying the building's limestone. The erection of the building's framework began in February 1952. The Manhattan headquarters was declared complete on October 10, 1952. The cost of construction was reported to be on budget at $65 million. In 1953, twenty-one nations donated furnishings or offered to decorate the UN headquarters. A new library building for