I firmly believe in 10 dimensions and have visited them all, it actually happened while speeding down the highway I was sober and explicitly saw the highway signs begin to change and show the gateways to different dimensions I drove until I hit the 10th dimension and then bounced back to the first reality after having a telepathic experience with the other person in the car
RE: Psychedelics and the seven dimensions of our perceived reality - JORDON EGGLESTON