What is the map / maze? Where is the entrance?
It was first found on the scalp of the robot dealer host.
"The maze is not meant for you".
It seems the maze is designed for the hosts / enlighten robots, not the man-in-black (gamer)remark link
Bernard tells Dolores about the maze in the intro to episode 4. He tells her if she can find the end, she can be free. She says, I think I want to be free.remark link
In fact it almost seems like Ford knows the town with the dominoes board is part of the maze and thus he wants to keep it and not destroy it with the new canyon. In the next scene he pulls a notebook with the maze drawn in it.remark link
Per Teddy to the man-in-black
Not much to say, the maze is an old native myth.
The maze itself the sum of a mans life, the choices he makes, things he hangs onto, and there at the center is a legendary man who'd been killed over and over again countless times, but always clawed his way back to life and returned for the last time to vanquish all his oppressors in a tireless fury.
Built a house and around that house he built a maze so complicated around it only he could see through it, I recon he'd seen enough fighting.remark link
The army guarding the tunnel was going to brand teddy with a maze icon. Teddy killed them all with a gatling gun.remark link