for a more visionary type experience I would give bridgeissi a try. I had same bridge tea and it was quite visual.
pure mescaline requires a really high dose to get good visuals IMO...
Visuals are a tricky thing, some people have a difficult time getting them....
My sugggestion is to concentrate on the CEV's in a nice quite space.
And why do you look at the speck in your brother's eye, but do not percieve the plank in your own eye? Or how can you say to your brother, "brother let me remove the speck from your eye", when you yourself do not see the plank that is in your own eye?-Yeshua ben Yoseph