Labyrinths

When solving a labyrinth, you are trying to find its center. If you know the secret of the labyrinth, obviously finding the center is much easier. These labyrinths shown existed in real life.

Based on the labyrinth in:Campton Courts - Henry VIII times

Based on the labyrinth in:The garden of Rouse Ball

For the second labyrinth, also try to reach the gray field, and supposing that the exit is closed, try to make the longest journey possible by crossing the same path as few times as possible.