Beacon

       Usage: cast 'beacon' : cast 93
      Effect: Sets a "recall" point
        Cost: 30
    Duration: Instant
Casting Time: 12
      Target: Caster only

Beacon is used to set a temporary return point.  Cast beacon to set a beacon
in the room you are in. Cast beacon again to return to the beacon and clear
the beacon. A third casting sets a new return point, etc.  Your set beacon
will also clear if you log out or die.

The classes that get the spell beacon are:

magic-user : Level  65 (excellent)
bard       : Level  85 (excellent)
darknight  : Level  70 (excellent)
wizard     : Level  55 (excellent)