Bids for the 2018 Summer Youth Olympics IOC Executive Board selected three candidate cities. On August 30, 2011 Buenos Aires and the Argentine Olympic Committee announced that they will bid for the 2018 Summer Youth Olympic Games. Buenos Aires bid to host the 1956 and 2004 Summer Olympics but lost to Melbourne and Athens respectively. On September 19, 2011, it was announced that Glasgow would submit to the British Olympic Association (BOA) a proposal to bid for the 2018 Summer Youth Olympics. Glasgow hosted the 2014 Commonwealth Games. The city has never made an Olympic bid before. On February 22, 2012 the BOA agreed to put Glasgow
Bids for the 2020 Summer Olympics of the host city selection process was approved by the International Olympic Committee (IOC) executive board as follows: Six cities were put forward by their respective National Olympic Committees (NOCs) to apply to host the Games initially, but Rome withdrew its bid shortly before the applicant files were due. The bidding cities come from two continents, Europe and Asia (Istanbul is considered to be located on the border between Asia and Europe). In 2020 it will be twelve years since an Asian city hosted the Summer Olympics (Beijing 2008) and eight years since a European city hosted the Summer Olympics