Even 20 years of service was not enough for them - still they taunt me. Will I ever be free?
the Apple Tree of Selilion holds the secret of life and death
You come upon a ruined building in the back section of a city park (or other out of the way area of the city). The ruins are fairly overgrown. All that is really standing is a doorway and its frame. If you pass through the opened door, you travel to a different world. If the door closes, there may not be a doorway back to get you back.