First long course world record in 1908 by Grant Hackett. Short course records recognized since March 3, 1991
First 50m freestyle world record established by FINA in 1976. Short course records recognized since March 3, 1991. FINA banned non-textile suits in January 2010
First men's 800m world record recognized by IAAF in 1912. As of June 2011, 23 world records have been ratified. Sebastian Coe's 1:42.4 record reduced to 1:42.33 in 1981
Citystars Sharm El Sheikh holds Guinness World Record for largest man-made lagoon. Only pools larger than 1,500 m2 (16,000 sq ft) with reliable size information are listed. Depth and volume are not considered in the list. Marketing claims Citystars Sharm El Sheikh covers 12.5 hectares (125,000 m2). List includes pools from around the world, sorted by surface area
UK of Great Britain and Northern Ireland has the longest formal name at 45-48 letters. Bangkok's full name (Krungthepmahanakhon) is 169 letters long. Wales' Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch has 58 letters
World's average life expectancy is 71.5 years. All oldest living people are women. Most Japanese supercentenarians were previously on list. List updated April 2021 with new supercentenarians