RIO DE JANEIRO, BRAZIL - AUGUST 05: Hats are seen during the Opening Ceremony of the Rio 2016 Olympic Games at Maracana Stadium on August 5, 2016 in Rio de Janeiro, Brazil. (Photo by Julian Finney/Getty Images)
2016 Getty Images
mexico11
Richard Oliver, wearing a sombrero, and Stuart Morris, members of the British Olympic Hockey Team, arriving at the Olympic Village in Mexico, October 2nd 1968. (Photo by Douglas Miller/Keystone/Getty Images)
2014 Getty Images
Hat fan London 2012
NEWCASTLE UPON TYNE, ENGLAND - AUGUST 03: A USA fan looks on during the Women's Football Quarter Final match between United States and New Zealand, on Day 7 of the London 2012 Olympic Games at St James' Park on August 3, 2012 in Newcastle upon Tyne, England. (Photo by Stanley Chou/Getty Images)
2012 Getty Images
Hats London 2012 Uru
MANCHESTER, ENGLAND - JULY 26: Uruguay fans show their support during the Men's Football first round Group A Match of the London 2012 Olympic Games between UAE and Uruguay, at Old Trafford on July 26, 2012 in Manchester, England. (Photo by Julian Finney/Getty Images)
2012 Getty Images
Hats New Zealand 1936 Oly games
27th July 1936: New Zealand 1936 Olympic team including John Lovelock (centre) winner 1936 olympic 1500 metre gold medal and A E Porritt the Manager. (Photo by Hudson/Topical Press Agency/Getty Images)
Hats fans London 2012 foot
LONDON, ENGLAND - AUGUST 09: Japan fans watch before Japan takes on the United States in the Women's Football gold medal match on Day 13 of the London 2012 Olympic Games at Wembley Stadium on August 9, 2012 in London, England. (Photo by Jamie Squire/Getty Images)
2012 Getty Images
Hats fan Japan London 2012
CARDIFF, WALES - AUGUST 03: Japan fans enjoying themselves during the Women's Football Quarter Final match between Brazil and Japan, on Day 7 of the London 2012 Olympic Games at Millennium Stadium on August 3, 2012 in Cardiff, Wales. (Photo by Mike Hewitt/Getty Images)
2012 Getty Images
Hats London 1908
The City Toastmaster using a megaphone at the 1908 London Olympics. (Photo by Hulton Archive/Getty Images)
Hats Sydney 2000
09 Sep 2000: An Olympic officials hat with a collection of pin badges before the start of the Sydney 2000 Olympic Games in Sydney, Australia. Mandatory Credit: Nick Wilson/Allsport
Hats USA bERLIN 1936
August 1936: Four American athletes wearing Indian headresses watching their fellow athletes at the 1936 Berlin Olympics. (Photo by Hulton Archive/Getty Images)
Hat fans London 2012 Brazil
NEWCASTLE UPON TYNE, ENGLAND - AUGUST 01: Brazilian fans pose in front the monument of Sir Bobby Robson prior to the Men's Football first round Group C match between Brazil and New Zealand on Day 5 of the London 2012 Olympic Games at St James' Park on August 01, 2012 in Newcastle upon Tyne, England. (Photo by Stanley Chou/Getty Images)
2012 Getty Images
Hats London 2012 fan news
LONDON, ENGLAND - SEPTEMBER 04: A spectator uses a newpaper as hat to shield his head from the sun on day 6 of the London 2012 Paralympic Games at Olympic Stadium on September 4, 2012 in London, England. (Photo by Scott Heavey/Getty Images)
2012 Getty Images
Hats Athens 2004
ATHENS - AUGUST 17: Tshering Chhoden #54 of Bhutan retrieves her arrows during practice prior to the women's individual eliminations match on August 17, 2004 during the Athens 2004 Summer Olympic Games at Panathinaiko Stadium in Athens, Greece. (Photo by Jamie Squire/Getty Images)
2004 Getty Images
Hats promoting London 2012
YORK, ENGLAND - JUNE 16: Milla Stanovic wears a hat with the Olympic rings to promote the London 2012 Olympic bid during the third day of Royal Ascot held at York Racecourse on June 16, 2005 in York, England. This year's Royal Meeting is relocated to York Racecourse due to a major redevelopment programme at Ascot, due to re-open in 2006. (Photo by Alex Livesey/Getty Images)