The United Nations has declared June 3rd as International World Bicycle Day, by adopting a resolution on April 12th 2018, during the 72nd Regular Session of the UN General Assembly.

https://www.thehindu.com/life-and-style/four-cyclists-travelling-the-world-with-a-mission/article27371466.ece

https://www.thehindu.com/life-and-style/dhruv-bogra-on-surviving-some-of-the-worlds-deadliest-terrains/article27372625.ece/photo/2/