The IMO headquarters in the United Kingdom was one of numerous buildings, bridges, ports, ships, monuments, museums and other landmarks in more than 30 counties that were lit up blue on 30 September 2021 to celebrate World Maritime Day. The symbolic initiative, named “maritime blue”, aims to unite the maritime community and raise awareness of the vital contribution of shipping and seafarers to the world. Images from these iconic locations were shared across social media using the hashtag...