Kolkata Rathayatra 2017 (video)
Srila Prabhupada: Chanting of the Hare Krishna mantra is the easiest process of meditation in this age. As soon as one chants the Hare Krishna mantra, he sees the forms of Krishna, Rama and Their energies, and that is the perfect stage of trance. (Srimad-Bhagavatam 4.8.53 Purport)
Watch it here: https://goo.gl/LP13qG