Rio 2016: with the Rio Olympics now in full swing, we've rounded up some of the best and worst logos that have been produced to promote the summer event, including the favourite logos selected by legendary graphic designer Milton Glaser and critic Alice Rawsthorn (+ slideshow).
The modern Olympics launched in 1896, and the games' most identifiable graphic ? the five interlinked rings created by Pierre de Coubertin, co-founder of the games ? was first introduced in 1912.
However, it didn't become popular until the 1930s, with the promotional material in the run up focusing instead on typography and highly symbolic illustrations of the human figure. The 1924 Olympics offered one of the first graphics that might be considered an official logo.

Paris, 1924
The line-drawn logo for the 1924 games in Paris featured an outline shaped like a shield, with a ship in the centre. American designer Milton Glaser called it a "bad beginning", and the text, "unreadable" in a recent interview with the American Institute of Graphic Arts (AIGA).

Los Angeles, 1932

Los Angeles hosted the summer games of 1932, the first American city to do so. The logo prominently features the star-spangled banner, along with the motto of the games, "citius, altius, forties" and the soon to become ubiquitous interlinking rings. Los Angeles hosted the summer Olympics a second time in 1984.

London, 1948

The first post-war Olympic logo features the five rings superimposed on ...