Friday, 19 April 1940
Bicycle Day commemorates the historic 19 April 1943 bicycle ride by Swiss chemist Albert Hofmann, who first experienced the effects of LSD, and is marked each year on 19 April.
Frequently asked questions
- When is Bicycle Day 1940?
- Bicycle Day 1940 is on Friday, 19 April 1940.
- What day of the week is Bicycle Day 1940?
- It falls on Friday.
- How is Bicycle Day calculated?
- This event is observed every year on 19 April.