Bicycle Day 1979

Thursday, 19 April 1979

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 1979?
Bicycle Day 1979 is on Thursday, 19 April 1979.
What day of the week is Bicycle Day 1979?
It falls on Thursday.
How is Bicycle Day calculated?
This event is observed every year on 19 April.