Bicycle Day 2017

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 2017?

Bicycle Day 2017 is on Wednesday, 19 April 2017.

What day of the week is Bicycle Day 2017?

It falls on Wednesday.

How is Bicycle Day calculated?

This event is observed every year on 19 April.