Bicycle Day, April 19th, is upon us! This is not to be mistaken with World Bicycle Day, which celebrates the familiar two-wheeled vehicles. Bicycle Day, as psychedelic enthusiasts know, commemorates the day that Albert Hofmann first took a trip from lysergic acid diethylamide (LSD). In 1943, due to automobile restrictions during World War II, he experienced its effects while … [Read more...] about Bicycle Day: Story behind LSD