At first it looks like a natural thing with no danger at all. Even no wall or human construction at all. It simply is quite peaceful and full of vegetation. It is possible to eat most of the plants there. Eating plants provides a huge amount of entertainment. If you feel too much entertained, he will first allow you to ask for one wish. I have to warn you : it takes months for the witch to fully understand your demand. Then if she considers your request worthy of it, she'll send her army of old greek writers.

     They fight problems using philosophical weapons.