It was 25 August 1967 and they had just released their eighth studio album, Sgt. Pepper's Lonely Hearts Club Band.
It will also be remembered that during their they heard the devastating news that their manager Brian Epstein had died, an event many say marked the beginning of the end for the group.
The Fab Four arrived by train to attend a 10-day conference on transcendental meditation led by Maharishi Mahesh Yogi at the Normal College, now part of Bangor University.
The four members of the group had met the Maharishi in London and decided to accompany him to Bangor in 1967, the “summer of love”, although the conference organisers were unaware.
Also with the group that travelled on the 3.15pm train from London to Holyhead were Rolling Stone, Mick Jagger and then girlfriend Marianne Faithful and such were A large crowd gathered at London’s Euston station and John’s Lennon’s wife Cynthia, was mistaken for a fan by a police officer and not allowed to board the train.
The Normal Colleg Bursar, Gwyn Thomas, commented on the visit. Speaking to the Daily Post at the time, he said, “They had spent about a week meditating in the college grounds. This had caused some friction between college staff who were perturbed to see them sitting naked among the bushes,” On the other hand, Mr Thomas added, the Maharishi’s followers complained the college’s workers were disturbing them with their noisy lawnmowers